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Prev Professional Automotive Repair Technical Discussions for December 2, 2009
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2001 Audi A6 Quattro 2.7L convertor VIN: WAUED54B01
I have an 01 Audi a6 Quattro, complaint was that the car vibrates at freeway speeds at around 45-55mph? The car also had a check eng. light on, code 17125 Torque converter clutch circuit. We ended up removing the torque converter and sending it to a tranny sho...
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2002 BMW 325xi 2.5L Misfire, MIL Lamp on VIN: WBABN33402
The car came with mil on find code 241 cylinder 4 misfire but runing fine.Only cool starts first 20 sec misfire cylinder 4 and mil on, but I turn ignition off and restart the engine and runing fine.Or when first start up mil on I clear the code with engine run... Trouble codes: 241 (misfire cylinder 4)
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1997 Buick Park Avenue Ultra 3.8L heater operation
i am leaning to the mode motor.occassionally i can change thr modes with the scanner but it takes a lot of switching on to off.any past frustration would be appreciated.thanks
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1999 Buick Park Avenue Ultra 3.8L Electronic VIN: 1G4CU5214X
Hello everyone. Vehicle had cold air blowing on driver's side and hot on passenger side when calling for hot on both sides. Cold as in the A/C cold air was blowing. Consulted IATN and determined it was highly probable the blend door actuator was faulty. Tested...
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2004 Buick Century Custom 3.1L pcm/ipc/bcm VIN: 2G4WS52J44
customer dropped off car- no speedometer, no coolant temp, gear indicator shows drive in park, no radio. car starts and runs fine with no cel. tried to scan for codes- no communication with pcm,bcm or ipc. checked fuses to modules for proper voltage. seem ok. ...
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1992 Cadillac DeVille 4.9L Poor Idle Quality VIN: 1G6CT53B1N
hi techs got a super clean caddy true 50000 miles complaint of poor idle quality did complete tune up wires plugs etc still at idle runs rough once off idle it is fine no codes fuel pressure is good any ideas would be helpful thanks.
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1997 Cadillac DeVille Concours 4.6L No Start, NO SPARK VIN: 1G6KF5496V
Someone please help with this headache. we just replaced this northstar with a used engine. We now have no spark at all. replaced moduals with known good ones, replaced both crank sensors, and ran a jumper harnes from ckp's and icm. Have triple checked all pow...
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1994 Chevrolet Camaro Z28 5.7L No Start, HARD START VIN: 1GCEC19K4S
This car has done something I didn't think was possible. It intermittently loses injector pulse (on all injectors) BUT will still run. I had the engine running and was checking pulse one injector at a time with my noid light.Every injector connector didn't sho... Trouble codes: 18 (injector fault)
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1997 Chevrolet Blazer 4.3L Poor Idle Quality, Hesitation, Surge, Cuts out, MIL Lamp on, Poor Shift Quality VIN: 1GNDT13W4V
Vehicle came in for a transmission problem. Shift quality was poor. Traced problem to the TPS where there is a TPS low voltage code. I am not get my 5v ref from the VCM. I checked all power and grounds to the computer and all are good. I got and re-flashed a r...
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1998 Chevrolet P30 7.4L emergency brake VIN: 1GBLP37J5W
Help!!! I'm lost!!! I have zero knowledge or experience with this E brake system!! I do have a schematic off of Mitchell, although it has no wire colors. I know the switch on (under) the dash is good (power to and through it). I can apply power to the hydrauli...
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2000 Chevrolet Silverado 1500 4.3L Stall VIN: 1GCEK14W4Y
truck starts fine for e sec. or two unplug maf no change , no data at aldl there is power at the orange wire at aldl fuel pressure is 60psi security ligh is on but not blinking try to do a relarn but it acts like it donīt need a relearn or i canīt tell if it n...
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2002 Chevrolet Impala 3.8L converter? VIN: 2G1WH55K42
Hi there! I sure hope someone can help me. I have this Impala that came from auction and has a wicked noise. This thing has a VERY LOUD knocking or popping noise coming from the bell housing. The noise happens under load driving down the road or in the shop in...
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2005 Chevrolet Express 3500 6.0L trac control & engine operation VIN: 1GAHG39U95
Customer complaint: "Vehicle doesn't want to accelerate after a stop. Motor still running but it just won't go" Under slow acceleration the "traction active" light comes on and the motor stumbles slightly and you can feel some type of abs activity in the accel...
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2006 Chevrolet Cobalt LT 2.2L No Start VIN: 1G1AL55F36
We had this 2006 Cobalt Lt that worked fine before the battery went dead over time sitting at a used car dealer. Then the car would sometimes start, and sometimes not start. We have the car here, and have charged the battery fully, left ignition key on for 15 ...
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2007 Chevrolet Impala LS 3.5L Starter VIN: 2G1WB58K67
Greetings GM guys and Gals. This one was towed in by customer. Said he had shut it off one night and the next morning it wouldn't crank. NO aftermarket auto-starts or other goodies attached. Thought it would be simple but it's eating my lunch at this point. St...
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2008 Chevrolet Suburban 1500 LT 5.3L tpms,remote door locks VIN: 2GCEK19J08
tried to program receiver with tis, programming failed with error codes line 04 operation 53 error code 00, line 05 operation 53 error code 00. does anybody know what these errors are and what to do now?
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2008 Chevrolet Colorado LT 3.7L Poor Idle Quality, Hesitation, Surge, Misfire, MIL Lamp on VIN: 1GBDS14E38
Hi guys got another problem child here! Ok we bought this truck with a blown motor so we got a motor from a local salvage yard. The motor came out of a 2007 year model which said it was supposed to work if you swap out the cam sensor. So we did all that and go... Trouble codes: P0014 (Camshaft position timing over advanced or system performance), P0366 (Camshaft position sensor B circuit rangeperformance), P0300 (Randommultiple cylinder misfire)
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1998 Chrysler Concorde LXi 3.2L Misfire VIN: 2C3HD46J6W
what makes this problem worse is that its my own car!P0306 sets (not flashing)when cold only, there is a slight rough idle cold,misfire counter shows #6 cyl counting up to approx 250 then back to 0 then back up,100-200 rpm off idle the mis is gone,i have swape... Trouble codes: P0306
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2001 Chrysler Town & Country (Van) EX 3.8L Battery VIN: 2C4GP74L81
Have two 01 town and country vans here both with the same issue owners say the van will not start if it has been sitting for more than 24 hours. Mitchell says max milliamp draw for Chrysler is 30 ma, i have tested both vans they are both within spec at 20-22 M...
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2001 Chrysler Concorde LX 2.7L No Start VIN: 2C3HD46R91
This car belongs to a frequent customer. It was towed in about 2 weeks ago. It had been driven about 20 miles and when it slowed for a stop light it started to stall out. The customer checked the dash and noticed the temp gauge was almost pegged.It finally sta...
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2006 Chrysler 300 (Car) C 5.7L Electronics VIN: 2C3KK63H56
Heres a question for all of you Chrysler Techs. I had this car come in for overheating and found both fan motors were bad. I replaced the motors and the car runs great. When I turned the AC on the LED in the button blinked twice and then went out. The AC still...
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2002 Dodge Ram 1500 Truck 4.7L power locks VIN: 1D7HU16N82
need help from chrysler guys,i have this reg.cab pickup pass.elec.lock works ok.driver side inop.when operating switch i get pwr.on each side of lock actuator my genesis has no comm.to operate locks also tried snap-on with same result.have tried switch- same r...
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2002 Dodge Ram 2500 Truck 5.9L Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire VIN: 3B7KF23Z42
Help... Truck was an auction purchase, There are no codes, good fuel psi, timing dead on and good spark pattern everything tests out good but it has small backfires upon start up and gets worse as it warms up. also truck won't idle unless yore just slightly on...
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2004 Dodge Ram 3500 Truck SLT 5.9L door lock(s), wipers, radio, HVAC controls VIN: 3D7LU38C24
Customer returned after his month long hunting trip and reports headlights working great, but not happy that other problems still present. Reminded him of our very well documented conversation and symptom/repair notes from last visit. He now Reports continuous...
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1987 Ford Mustang LX 5.0L No Start, Stall VIN: 1FABP40E1H
i have a mustang that sometimes will not start. other times stalls but will restart, idle & stall.when no start won`t restart unless spout connector is disconected cuts off when reconnected.when no start good wave form on pip&spout signals to pcm but no tach s...
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1989 Ford F-350 Custom 7.3L 2-3 shift VIN: 2FTHF36N3K
Ok im going crazy on this one, ive got a f350 89 with a e4od that came in with a transmission trouble. Had to shift the 1 and 2 manual then third would slip, if left in D the transmission would start in third gear. Checked the TP has the fuel pump has been cha...
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1991 Ford F-250 XLT Lariat 5.8L Hesitation, Stall VIN: 1FTHF26H2M
This thing idles fine, the codes never returned after I cleared them. The problem persists, I disconnected the vacuum to the EGR valve & the canister purge, no change. Checked the PIP waveform, this is stepped, but that seems normal, checked the IAT (OK), I ch... Trouble codes: 22 (KOEO on demand Baro/MAP), 24 (KOEO on demand intake air temperature sensor), 26 (KOEO on demand canister purge), 31 (KOEO keep alive ECM or EGR), 12 (KOER RPM or idle speed), 65 (KOER no closed loop)
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1997 Ford Taurus LX 3.0L MIL Lamp on VIN: 1FALP58S3V
I replaced the purge valve for this code (would set intermittently) with a dealer part, TWICE. Tested the wiring under an electrical load - the wiring to the purge valve connector tests good, both the power wire from the splice, and the ground wire to the pcm ... Trouble codes: P0443 (evap purge system circuit fault)
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1997 Ford Contour GL 2.0L No Start VIN: 1FALP6538V
Came in as a starts and dies. I never had it running at all. Good pulse,spark, compression 135-150 all cyl, flywheel looks ok, no codes, has fuel pressure, shows rpm reading on 2 diff scanners. It "pops back" thru throttle body lice if the timing was off or sp...
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2000 Ford Mustang GT 4.6L Stall VIN: 1FAFP45X1Y
I have this 2000 GT that is causing some grief. Looking to the helpful techs on iAtn for some guidance. This vehicle has no codes and passes KOEO and KOER tests. It also has never stalled going down the road, etc. Only once in a while when attempting to fire i...
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2003 Ford Focus LX 2.0L reverse VIN: 1FAFP33P73
customer said there was no reverse took it to ford to be looked at they told them they needed to do teardown and check internals so we went and got a used trans and ended up with the same results,anyone heard or seen this I did all the pinpoint tests and its l...
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2004 Ford F-150 XLT 5.4L no throttle respons VIN: 1FTPW12534
push on gas pedal have no response. ran live data with modis and have codes p2104/p2112. tech had worked on for two days with no answer..hes checked the apps signal voltages when appling pedal pressure and releasing and their all in range and isnt sure what to... Trouble codes: P2104, P2112
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2004 Ford Freestar 3.9L Misfire, MIL Lamp on VIN: 2FMZA51604
Van came in with a lean code and misfire on number 5. We know the problems with 5.4's and bad spark plugs.Could this be the same thing? We have checked compression on number 5 and it is 120 pounds. I moved number 4 spark plug to number and vice versa and the m... Trouble codes: P0174, P0305 (Misfire on number 5)
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2004 Ford F-150 FX4 5.4L No Start VIN: 1FTPW14564
Calling all Ford Techs. Sounds like it wants to start the when you first hit the key, then nothing. I hit the key this morning and it fired up but cannot get it to turn over again. Fuel pressure ok, injector pulse ok, spark ok, no codes, TP and APP match and ...
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2005 Ford Escape XLT 3.0L radio dispay VIN: 1FMYU93185
We are working on this escape and the display on the stereo does not light up when the lights are turned on. All the buttons and controls light up. In the day you can see the display but at night with no back light not visible. Talked to ford parts, unsure if ...
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2006 Ford Escape XLT 3.0L dash light VIN: 1FMYU93186
The vehicle was brought to me because air bag light on. Found one trouble code (B2292), which relates to the driver's seatbelt pretensioner. Diagnosis lead to discovery that the pretensioner had been discharged and had excessive resistance. Once replaced, the ...
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1998 GMC Jimmy SLE 4.3L No Start VIN: 1GKDT13W8W
First thank you to anyone who replies. I have seen this vehicle 3 times for a crank and no start. Everytime it is at the shop it starts perfectly. I have been able to retrieve one code but it is so intermitant that I am not able to run the diagnostic test prop... Trouble codes: B2958
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2007 GMC Sierra 2500 HD SLT 6.6L Starter, VIN: 1GTHK29D77
vehicle started out internimtantly loosing power and stalling, and then when i got in my bay was check out wiggling wires got to pcm and stalled and hassnt restated yet, no codes have data and can control out puts through scanner bur wont start san jump starte...
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2002 Isuzu N NPR 4.8L Glow plug light VIN: 78DE5B1472
I am working on a NPR diesel. We don't see these very often so we are a little stumped. The truck experiences no driveability problems but the glow plug light will flash while driving. What controls the light and is this a common fault on these. Thanks for you...
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1993 Jeep Grand Cherokee Laredo 4.0L heating system VIN: 1J4GZ58S8P
jeep came into shop with no heat. noticed that both lines to heater core were cold. replaced heater core, now both lines are warm. On my road test I noticed that the temp gauge was sitting around quater gauge. They usually run around half gauge. I replaced the...
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2005 Jeep Grand Cherokee Limited 5.7L No Start, Cuts out VIN: 1J4HR58225
This vehicle came in as a NO START, Other than the battery being dead. We havent found any problems yet, and havent got the vehicle to act up. The customer claims that when the vehicle will not start,it just cranks over & over. They can remove one of the spark...
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1998 Lincoln Town Car 4.6L Misfire
changed fuel pump two weeks ago. let runnuing great. came back with idle rough and misfire under load. clean injectors checked plugs and replace coil boots. fixed rough idle and misfire. but engine bucks around 40 mph then is smooth. also smooth when you take ...
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2003 Lincoln Town Car 4.6L power steering VIN: 1LNHM82W93
Hey techs need some help on this one. Customer said steering is tight sometimes. I could get it to only do it when you start the car for about two seconds. Boss said to put a power steering pump on it and flush it out and add Lucas to it. I did the work and it...
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1966 Mercedes-Benz 230S 2.3L Horn VIN: 1110101207
This is a very clean low mileage car,all original.The problem is intermittent,when making left turns the horn will blow by it's self,turn steering wheel back it stops. This is a very simple circuit, 2 wires, a horn switch and a horn ring.I have had the steerin...
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1982 Mercedes-Benz 380SL 3.8L Very high idle VIN: WDB1070451
Seems to be doing fine then the idle goes through roof. None of the linkage seems to move. Turn the key off-restart & idle is fine again for a while. This happens at least twice a day.
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1996 Mercedes-Benz E320 3.2L MIL Lamp on VIN: WDBJF55F4T
Check engine light on,car runs and performs flawless except for code 17CAN.Checked for B+ voltage at terminal#2 at mass air flow sensor as to B+ voltage with key on had .6 volts difference,should be less then.3 volts,wiring looks good,this car has relay module... Trouble codes: 17 (CANFailure between control modules)
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2003 Mercury Mountaineer 4.6L oil gauge VIN: 4M2DU86W73
hi - truck came in with a random low oil pressure message and gauge reading zero also the temp gauge goes to zero. while driving the gauge goes to zero and the message flashes low oil pressure for for just a second or two then returns to normal. replaced oil p...
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2001 Mitsubishi Eclipse Spyder GS 2.4L Hesitation, Stall, Misfire VIN: 4A3AE85H81
Vehicle came into shop with engine misfiring under load and p0302 stored. We found obvious issue with distributor cap. we replaced complete secondary and vehicle ran great. came back about a week later with same concerns and p0301, we varified misfire under lo...
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2002 Nissan Altima S 2.5L heater
hey guys thanks for taking time to read this. ive got a 02 nissan altima 2.5l heater wont blow hot air until 2000 rpm then after 3-4 min of idle cools down to outside temp. have looked at tsbs with nothing matching, replaced the t-stat and engine temp valve bl...
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2005 Nissan Frontier SE 4.0L MIL Lamp on VIN: 1N6AD07U85
New customer. Complaint of intermittent c.e.l, scanned & both b-1 & b-2 cat efficiency codes. Road test & runs fine. We mainly do domestic, and the test procedure seems pretty vaigue. Local dealer has cats in stock & are fairly expensive. To date i have yet to... Trouble codes: P0420 (cat. low efficiency bank-1), P0430 (cat. low efficiency bank-2)
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2005 Nissan Altima SE 3.5L airbag VIN: 1N4AL11D05
this 05 altima has the srs light on a code b1023 (passenger airbag indicator circuit). can anyone point me in the right direction? i am finding almost no info on this code. thanks in advance.
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2000 Toyota Tacoma SR5 2.7L head gasket VIN: 4TAWM72N3Y
Fellow techs, This 2000 Tacoma was brought in with the customer complaint of coolant having the appearance of "Strawberry yogurt". He indicated no driveability problems or other recent issues. Vehicle is well maintained. Our inspection reveals engine oil is...
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2002 Toyota RAV4 2.0L computer VIN: JTEHH20VX2
HI everbody. I have a question about flashing a ECM on this rav 4. We were able to determine that this vehicle needs a ECM for the transmission shifting problem by using IATN. My question is all the information in IATN seems to indicate that the ECM's are prog...
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1999 Volvo S70 2.4L Stall VIN: YV1LS55AOX
Vehicle intermittently stalls at idle. Most of the time will start right up and run then stalls shortly aferwards. Acts like fuel problem or crank sensor issue. Thinking this may be a common problem with vehicle. Anyone had any experience with this? Some time ... Trouble codes: 1081 (720A communication fault - vin code)
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 Audi A4 1.8L no accelleration VIN: WAUDC68D51
Well, what can I say. Thanks to all who replied your replies were all valuable. My technician told me the turbo turned freely when he had the vehicle apart. After a lot rechecking with how this vehicle went together double checking everything 2 and 3 times it ...
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1995 BMW 318i 1.8L No Start VIN: WBABE6329S
Thanks guy's for the help,I got a diffrent code reader and it worked,I got a code for fuel injector problem,but the customer decleint any work, he wanted to traded it in,same old story,Thanks Ralph
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1997 BMW 740iL 4.4L starting power windows and wipers VIN: WBAGJ8326V
Thanks for all the replies. I knew of the lack of info on BMW's as well as other European cars but i'm amazed at the misinformation that's out there. Especially with AllData who we send $250.00 a month. Recently wasted an hour on a 2001 325ci with their bad in...
9
1999 BMW 323i 2.5L code info VIN: WBABJ7334X
This vehicle had an improperly installed aftermarket stereo. We chose different power supplies for the radio and the problem went away. Thank you for all your help.
2
1999 BMW 740iL 4.4L ABS and Speedometer VIN: WBAGH8339X
Thanks to all who replied. Everyone said that the modules go bad. That is kind of what I was thinking as they seem to be the same Bosch module that goes bad on Audi all the time. Unfortunately the customer cancelled his appointment. The car gets stored for...
6
2000 BMW 740i 4.4L MIL Lamp on VIN: 1098765432
Thanks for everyones replays. The fix was ABS module. When the RPM gauge stop working and temp gauge reads full hot I disconnected the ABS module and the gauges started to work again. Replace the module and it been two weeks and customer hasn't return. Thanks ... Trouble codes: 221 (CAN timeout ASC/DSC), 220 (CAN timeout EGS/AGS), 140 (Map cooling).
5
1996 Buick Riviera 3.8L air bag system VIN: 1G4GD2218T
Thanks for all your help! This one's fixed and down the road. Two replies stated that the load tool is basically a 2.7 ohm resistor. I wasn't able to locate one , but then I figured if it's supposed to be 2.7 ohms, why can't I disconnect SDM, of course aft...
5
1990 Chevrolet Corvette 5.7L ABS light on VIN: 1G1YY2381L
Thanks for all who responded. I went all little farther on module testing and found left front channel in module had 1.3m ohms resistance, other three channels read 480k ohms. Took forever to get a module, not availible new anymore. Just got used one, checked ...
7
1997 Chevrolet Malibu 2.4L Horn VIN: 1G1ND52T3V
Thanks to all that Replied. They headed me into the direction of a short to ground. I removed the plug at the horns. And installed a door buzzer in place(much quieter for the sake of shop mates). Then begun the long process of wiggle tests. Finally found the p...
5
1998 Chevrolet S10 4.3L No Start, Hesitation, Surge, Cuts out, Stall VIN: 1GCDT19X3W
well another one chalked up to victory, let me re-phrase that...another LEARNING experience. went through all my previous steps and started from scratch again. under load fuel pressure would fall to 40 psi and the engine would surge. ok...what would cause this...
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1998 Chevrolet Tahoe 5.7L passlock VIN: 1GNEC13R7X
Yes, this year did not have a body computer, but does have an antitheft module that controls the security light etc. Yep this one needed a new antitheft module. I got one from the dealership, I plugged it in, turned the key on, and the security light blinked 4...
4
2001 Chevrolet Silverado 2500 HD 6.0L steering VIN: 1GCHK29U51
Thanks, Replaced pump that a friend of customer recently replaced. He left off rear support bracket. He did not install the bolts that hold reservoir to tank so there was the probable source of the leak. It looked like the return tube was leaking and it may h...
11
2003 Chevrolet Avalanche 1500 5.3L airbag light on VIN: 3GNEK13T33
after getting a new set of front impact sensors with no change i pulled the connector apart and put the wires on the the right impact sensor also no change. I then switched the two wires and bam the code was gone. we are not really sure how or when the wires w...
8
2006 Chevrolet Silverado 1500 LT 5.3L Poor Idle Quality, Misfire VIN: 2GCEK13T76
the truck still has a slight miss very seldomly, we did a motor vacc on it and reflashed the comp,we chose not pull the engine to far apart to look at cam/lifters at this time because it seems to be getting better with drive time. thanks all for your help hop... Trouble codes: P0300.
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2006 Chevrolet Silverado 2500 HD LS 6.6L Brake Pedal VIN: 1GCHK29D46
first of all thanks for all the advice.special thanks to carl for getting my wheels to turn.THIS took narrowing the problem down by caping of lines to the abs unit .It was on the outlets that went to the front brake lines to the abs unit were the loss of brake...
8
1997 Dodge Ram 1500 Truck 5.9L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire VIN: 1B7HF16Z6V
Thanks for all the great suggestions! We couldn't get this thing to run long enough to warm up the O2s so we didn't have any usable fuel control info. My lead tech happened to see gas running out of the purge valve. Turns out the canister is full of gas. Block...
13
1997 Dodge Grand Caravan 3.3L Stall, COMMUNICATIONS VIN: 2B4GP24R5V
Thanks to all who replied. After I replaced TCM, reprogrammed "index" value (tire/wheel size), also replaced trans range sensor, communication returned to normal, no codes, stalling alleviated (but not eliminated - completely) by cleaning throttle body and IAC... Trouble codes: P1698 (noccd message from tcm), P1695 (no ccd message from bcm).
5
1984 Ford Bronco II 2.8L Excessive Emissions, Misfire VIN: 1FMCU14S9E
Thanks for all the replies, Found the power valve leaking in to intake. Rebuild carb, now the thing hits on all cylinders and brought the emissions readings closer to what they should be. However The cat is dead, but it should pass smog with a new cat. Trouble codes: 21 (ect higher or lower than spec), 23 (tps higher or lower than spec), 31 (evp lower than min volts), 41 (lack of o2 switch lean bank 1).
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1990 Ford Thunderbird Super Coupe 3.8L Poor Idle Quality, Stall VIN: 1FAPP64R1L
All aftermarket parts were switched back to OE with no change in preformance. IAC was clean and functioning, ECT was reading correctly. Based on the noise from the supercharger we recommended a replacment one be installed. Customer declined any further repairs...
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1997 Ford E-350 Econoline 7.3L Poor Idle Quality, Surge, Cuts out, MIL Lamp on VIN: 1FDKE30F4V
thank to you guys input found ipc sensor floating in eng oil replaced sensor and connector clear codes and road test ok at this time thanks to all Andy Trouble codes: P1391, P1392, P0603, P1211, P0705.
5
2002 Ford F-250 Super Duty XL 5.4L Stall, Misfire, MIL Lamp on VIN: 1FTNX20L02
After carefully considering all the responses, many of which pointed to cam timing, we pulled the front cover and took a look at the RH timing chain. Found that the tensioner wasn't keeping chain tight and the RH cam was out of time. New chains, guides, & tens... Trouble codes: P0305 (5 misfire), P0307 (7 misfire), P0308 (8 misfire).
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2003 Ford F-350 Super Duty XL 6.0L No Start, Poor Idle Quality, Stall, Misfire VIN: 1FDWF36P43
Thanks everyone for the help. After doing everything that I listed above. I still had a dead miss but no contribution codes. I figure I would start pulling injector connectors one at a time until I find one with no change. I started with #7 at that ended up be... Trouble codes: P0263 (Cyl 1 contribution), P0274 (Cyl 4 contribution), P0275 (Cyl 5 contribution), P0401 (EGR Insufficient flow detected), P0528 (Fan sensor no signal).
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2003 Ford E-550 Super Duty Custom 7.3L engine oil leak VIN: 1FDAE55F83
Sorry for the late reply. This one is finally fixed. After much cleaning with multiple cans of brake clean and engine shampoo, we got this thing totally clean. We then were able to trace the leak to one of the oil pressure lines in the valley of the engine. Th...
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2005 Ford F-150 XL 4.6L Mechanical VIN: 1FTRX14W85
Thanks to everyone for their time and effort. Mathew from Alabama was correct. There was an issue with the rear limited slip differential/clutch pack. Removed the rear diff cover and I immediately could see unusual wear marks on the gears. Additionally the...
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1990 Honda CRX Si 1.6L oil leak VIN: JHMED9365L
Thank you all very much for taking time to respond. I wish everyone I delt with was this helpful. The fix was the 4 o-ring seals under the rocker arms. Thank you guys for taking time to respond. Ron
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1990 Honda Accord LX 2.2L timing balancer VIN: JHMCB7551L
the customer said that he would rather add oil every couple of days instaed of spending any money fixing the oil leak. the explanation that i gave must have not been clear enough because i was refering to the rear balancer and everyone that said it is replaced...
12
2004 Infiniti G35 3.5L Poor Fuel Economy, cannot refuel VIN: JNKCV51EX4
Thanks to all that replied. We performed the repairs outlined in bulletins 05-031 & 08-041a (revised). The repairs included replacing the shutter valve in the fuel tank, installing an updated bracket/cover for the fuel limit vent valve and replacing both gaske...
5
1996 Jeep Grand Cherokee Limited 5.2L No Start VIN: 1J4GZ58Y1T
Thanks everyone for the help a many replies said check the rear 02 sensor wires for rubbing on the drive shaft I checked the wires and found the o2 sensor connector melted to the cat, when the car warmed up and the cat got hot it would soften the plastic on th...
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1997 Jeep Grand Cherokee Limited 5.2L front gearing in differential VIN: 1J4GZ78Y4W
After all the input and a acall to Chrysler Tech Line, it cannot be done becasue of the Quadra Trac set up, both front and rear differentials have to function properly for it to work, so I am looking for a used assembly and we will go from there, yopu cannot b...
7
1993 Lexus ES300 3.0L No Start, Poor Idle Quality, Stall VIN: JT8VK13T4P
i WAS ABOUT TO GIVE UP ON THIS ONE, i DID AN UPPER INTAKE CLEAN, READJUSTED ALL THROTTLE STOPS/DASHPOT, CHECKED ALL THE SENSORS... BUT THEN IT DROPPED THE TRANSMISSION SHIFT SOLENOID CIRCUIT WHICH MADE IT STUCK IN 2ND GEAR, SO i REPLACED THE ECU, AND THE IDLE ...
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2007 Lexus GS350 3.5L crank and ignition inop VIN: JTHBE96S27
I want to thank all the Lexus technicians and fellow mechanics who responded to assist me with my problem with this Lexus, and after all the research and information that I got, the best way to solve the problem to call the Lexus mobile service technicians and...
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1995 Lincoln Continental Signature 4.6L No Start VIN: 1LNLM97V3S
Good day fellow Techs. Finally the ole' lincoln is running. Thanks to all who took the time to reply with information and ideas. A couple of Techs stressed the point of looking for a bad wire or wires in the harnesses that run along the inner front fenders on ...
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1996 Mercedes-Benz E320 3.2L readiness VIN: WDBJF55F1T
First off - Thanks to all who replied - the majority of help responses indicated that the ECU in this early Benz most likely required an update to resolve this known inability to get ready. Well after 300+ miles of driving, it finally got ready.. However, thi...
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1997 Mercedes-Benz E420 4.2L key off drain on battery VIN: WDBJF72F4V
Thank you everyone..Charles from Pennsylvania was dead on..The Multi Function Module had failed and was causing the wiper motor to activate randomly with the car off and key out even with alarm set, after 3 to 4 days of non use the wiper would activate for abo...
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2003 Mercedes-Benz S430 4.3L r/rear strut VIN: WDB2201672
thanks to edga and rodger,i repaird air - matic suspension,now cruise control works fine,
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1999 Mercury Cougar V6 2.5L No Start VIN: 1ZWFT61LXX
Thank you all for helpful diagnosis advice. Replaced the ECU, all OK now. Trouble codes: P1519, P0302, P0303.
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1994 Nissan Altima GXE 2.4L speedometer VIN: 1N4BU31D6R
there was indeed a draw on the circuit. voltage from vss was in spec while un plugged . however when it was plugged in the draw took away from the speed signal. ran new wires from sensor to cluster problem solved...advised customer we needed to trace short. cu...
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2002 Nissan Altima SE 3.5L Hesitation, MIL Lamp on VIN: 1N4BL11D42
Sorry for the late post completely forgot I still had it posted well scoped out the crank positioning sensor again and then found that the nissan sensor was defective turns out they had a few of these bad right out of the box they exchanged the sensor iI repla... Trouble codes: P0335 (testing and results).
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1995 Pontiac Grand Am SE 2.3L overheat VIN: 1G2NE55D4S
Thank you to all who replied. This vehicle seems to be fixed. Many suggested the water pump and other said head gasket. I did test for head gasket leak and test was negative. Some replies said that the stat would only open if the heater core had flow so I took...
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2004 Saab 9-5 Aero 2.3L reverse VIN: YS3EH45G54
Thank you to all that responded. After trying to see if there was bushing wear or any adjustment that could help we ended up pricing out a reman. The customer is going to dump it in lew of spending $3900.00 to replace the transaxle. I thank you all for your...
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