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Prev Professional Automotive Repair Technical Discussions for June 27, 2007
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2002 Audi A6 3.0L MIL Lamp on, shifts funny VIN: WAUVT548X2
The torque converter was replaced before I worked on the vehicle. From what I found out was if a code for converter was active the shop replaced converter. This repair lasted about a year or so I'm told. I diagnosed this code by checking voltage to the soleno... Trouble codes: P1624 (Mil request from TCM), P0741 (Torque converter clutch circuit), 17125 (OEM code torque converter clutch circuit)
2000 BMW 323Ci 2.5L Electronic VIN: WBABM3342Y
hi there, this bmw is driving me crazy. The gear selection display on the dash goes out most of the times when i put the selector on D. All the others (P, R, N...) are working. And when it does go out the gear shifts get rough. Thx in advance...
1990 Buick Regal 3.1L No Start VIN: 2G4WB14T7L
hey all you old buick techs or anyone who might have seen this. this car is a no start. has good fuel pressure, injector signal, no codes, but spark. it will spark when you turn the key on or off. every once in a while it will run, but let it sit overnig...
1992 Buick Park Avenue 3.8L no crank VIN: 1G4CW53LXN
I have a no crank condition on this park ave.Theft module replaced 2 weeks ago,after checking found no resistance across small white wires from lock cylinder.Removed lock cylinder and found one broken wire near the lock cylinder.Replaced lock cylinder.Still ha...
1995 Buick Riviera 3.8L Hesitation VIN: 1G4GD22Y35
Customer reports engine loses power, hesitates and car will not go above 30mph. after driving hot for one hour and twenty minutes on the highway. Problem occurs at the same point of each trip...her commute is 2 hours. Pretty clean car, regular customer, good h...
2001 Buick LeSabre Limited 3.8L No Crank VIN: 1G4HR54K41
Thanks beforehand to all for taking the time to help. The customer has a problem with the car where at times the car will not crank but the battery is fine and all other accsories work fine. I scanned with a Tech 2 and we have 2 codes in the Theft Deterrent Co...
1989 Chevrolet Corvette 5.7L No Start VIN: 1G1YY3186K
1992 Chevrolet S10 2.5L Stall, MIL Lamp on, Code 51 VIN: 1GCCS14A3N
Hello Techs, Iam looking for a source for a PROM . SCAN CODE FOR PROM IS 6681. Dealer says part is discontinued. Thanks for any help. I am in south Texas, near Corpus Christi Trouble codes: 51 (Prom Fail)
1992 Chevrolet Lumina 3.1L compressor VIN: 2G1WL54T8N
car came in with a/c clutch relay jumped. tested circuits have two powers at relay no ground from computer. if i ground the ecm terminal clutch engages. hooked up scanner has a/c request from control head, has power steering pressure sensor working, and also r...
1992 Chevrolet Blazer Cheyenne 5.7L No Start, Poor Idle Quality, Misfire
This is not the typical Thottle body system, this is a completly rebuilt block, new heads, edlebrock Sequential port fuel injection system. I did not do the install of the motor and all above mentioned parts. This vehicle came to us with a lack of power and mi...
1997 Chevrolet Lumina 3.1L No Start, Poor Idle Quality, Misfire VIN: 2G1WL52M7V
This car came to me on a hook. Customer stated that on his way down the highway, he experienced a couple of "bucks" acting like a misfire. It eventually lost power and stalled out. After it sat here for a few days till I could look at it, it started very rough... Trouble codes: P0121, P0300, P0420, P1106 (MAP sensor circuit intermittent high)
1998 Chevrolet Corvette 5.7L air flow VIN: 1G1YY22G4X
The air flow out of the dash vents, defroster, and the floor vents seems to be restricted. Plus the passengers side is cooler than the drivers side. The air flow on the passengers side is a little more also. Hooked up the Tech 2 and found no codes, commanded t...
1998 Chevrolet Venture 3.4L Rear Brakes Parking Brake VIN: 1GNDX03E6W
This is embarrassing. This is my own car!! The brakes are noisy, which is a common problem. But my noise is a clicking coming from the rear brakes. Inspection reveals the park brake spring inside the rear drums is hitting the hub studs (on back of hub), making...
1998 Chevrolet K2500 Cheyenne 5.7L Hesitation, Cuts out VIN: 1GCGK24R5W
no codes all pids look fine all fuel trim fine. fuel pressure to specs and incresses with throtle.have tryed know good maf, ing module. coil. will hesitate and bake fire thur intake when steping hard on gas. happens at idle or on the road. never stalled but ha...
2001 Chevrolet Express 1500 4.3L Hesitation, Misfire, MIL Lamp on VIN: 1GCEG15W81
This one has got me stumped. Customer complaint is MIL on and pinging noise under load or at highway speeds. Test drive vehicle, with Tech II scan tool, and watch misfire data. Found that cylinder #2 is misfiring on scan tool but no noticable misfires are felt... Trouble codes: P0300 (multiple cylinder misfire), P0302 (cylinder 2 misfire), P0335 (crankshaft position sensor circuit)
2004 Chevrolet Trailblazer LS 4.2L fluid level VIN: 1GNDT13594
this trailblazer has been serviced by our shop since it was new and customer is always on time getting oil changed etc. at 33,000 we found transfer case 1.5 qt. low on fluid with no sign of leakage.being that we were close to the end of warranty we checked it ...
2004 Chevrolet Suburban 2500 LS 8.1L Suspension VIN: 1234567989
ok i have 04 sub 2500 4x4 with electronic suspension control does not have air system like 1500 models have.its a ride damping with electric solinoid that controls shocks. Its in full up position on rear. I have notfound any diag. info other than it has a modu...
1997 Chrysler Sebring LX 2.5L No Start VIN: 4C34U42NXV
this car was towed in with a no start. i checked for spark and inj pulse and it had niether, the modis say's no cam or crank signal or sync so i started at the crank sensor. there is no wave form at the sensor so i ck'ed for ref voltage and instead of 8 volts ...
1996 Dodge Grand Caravan ES 3.3L cooling/ac condenser fan VIN: 1B4GP54R8T
Am I looking a t a PCM problem?
1998 Dodge Intrepid 2.7L MIL Lamp on VIN: 2B3HD46RXW
This sounds like PCI Bus communication problems to me. The Customer returned two days later after we did an oil change with the check engine light on and no gauges working on the dash. But by the time she pulled in everything was working ok. I pulled the codes... Trouble codes: P1687 (no ccd/ pci bus message from mic), P1695 (no ccd message from bcm), P1698 (pcm failure eeprom write denied), P1716 (no communication with engine control module)
1999 Dodge Dakota 2.5L compressor clutch VIN: 1B7FL26P7X
found the comprssor coil not strong enough to hold in clutch disc. ordered and installed dealer part 1-[...], however the pulley stood out too far for me to get the clutch disc on correctly. dodge says that this is the only part availible and I have not fou...
1999 Dodge Caravan 2.4L Balance Shafts VIN: 2B4FP25B3X
I'm looking for any ideas here. I have a 1999 2.4 liter Caravan. It originally came in with a customer complaint of vibration at high RPM. I confirmed the complaint and did some digging on IATN. I found a few guys who had seen these balance shaft chains break ...
1999 Dodge Ram 1500 Van 5.2L No Start, Cuts out VIN: 2B7HB11Y4X
Vehicle cuts out intermittantly, by the time the truck gets here the vehicle starts. We experienced the problem. With the Modis hooked-up we were able to monitor the cam and crank sensors. The cam and crank counts are frozen and the synch is lost, while the ca...
2002 Dodge Grand Caravan Sport 3.3L Cuts out VIN: 2B46P44R42
customer complaint was that in the mornings when they back out of thier driveway and put vehicle in drive it would cut off on them. Took 2 days to verify concern. It doesnt act up all the time. After verifying customer concern, i noticed that it only cuts off ...
2004 Dodge Ram 1500 Truck ST 5.7L Insterument cluster VIN: 1D7HU18D74
This 2004 Dodge gauges don’t work, and all the warning lights come on. The truck starts all gauges work for about 30 seconds then quit. Every now and it will shut off. I can not communicate with the DRB & I have no voltage on the bus line, I would like to unde...
1991 Ford Escort GT 1.8L No Start VIN: 1FAPP1285M
This Escort floods the plugs immediately,put a noid light in all four injector connectors and the light is on bright all the time with just the key on.There is a post in archives for computer and this is what I suspect on mine.Is there any thing else that can ...
1995 Ford Crown Victoria 4.6L Poor Idle Quality VIN: 2FALP71WYS
Car came in with no idle. It is acting like the IAC is not working. I am getting no codes. I have installed 2 new Ford IACs with no change. I tested the wiring to the PCM and it is good. I also checked the wire to power and it is ok too. The IAC reading is abo...
1996 Ford F-150 Eddie Bauer 4.9L MIL Lamp on VIN: 2FTEF15Y1T
We have this 1996 F-150 that keeps throwing lean codes. We've changed intakes and MAF sensor. The long term fuel trim still pegs out at 25% after running 15 min. Smoked engine and found no other leaks. Would be very grateful for some help with this one!!! Trouble codes: P0171 (lean bank 1), P0174 (lean bank 2)
1996 Ford F-250 Special 5.8L transmission VIN: SDE2345567
Transmission upshifts are fine and reverse, but when start to downshift when is about to stop there is a some time hard clunck, it looks like is between first and second
1997 Ford Taurus GL 3.0L ac Discharge hose VIN: IFALP52UXV
Have my own car with ac problem. Have replaced all the hoses,with motorcraft hoses, and recharge system, system cools great and pressures look normal. Problem is the high side discharge hose (evap to condensor)starts to leak almost immediately, About 2 weeks a...
2000 Ford Explorer XLT 5.0L Hesitation, MIL Lamp on VIN: 1FMZU83P7Y
Hello all! We have this 2000 Ford Explorer with 5.0 engine that keeps setting code PO340 and has just recently set a pending code PO172 B1 rich, however i believe that is simply due to the cam code and i am not worried about that one yet. Cam Code sets after f... Trouble codes: P0340, P0172
2001 Ford E-450 Econoline Super Duty Custom 6.8L front brakes
Front brakes lock up intermittantly. Front brakes left skid marks in owners yard. Front brakes show obvious signs of overheating and owner has sometimes been unable to drive. Vehicle will slowly loose power until it may not move. owner noted overheated brake s...
2001 Ford Explorer XLT 5.0L Poor Idle Quality, Hesitation, Cuts out VIN: 1FMZU83P21
as described in repair history..had no clue where to start..low engine vacuum(10-12")exhaust manifolds cherry red,removed convertors,no change.crack open throttle about 1/4 loses all vacuum,slow recovery back to 10"..remove heads found bank 1 head gasket on ba...
2002 Ford E-250 Econoline 5.4L No Start VIN: 1FTNE24L12
Van came in with a stall & start now it is dead have tried everything no ground to fuel injectors.
2005 Ford E-450 Super Duty 6.8L Poor Idle Quality, no acceleration VIN: 1FDXE45S86
This vehicle came in with a rear A/C not cooling problem. Went to raise RPM to 1500 and no acceleration. Hooked up scan tool, no codes. Was unable to find any pid in data mode. Found with scan tool connected was able to accelerate in park and neutral. Idle is ...
2001 GMC Savana 2500 4.3L Misfire, MIL Lamp on VIN: 1GDGG31W21
Thanks in advance for all your help. I have searched the forums to no avail. This is a 2001 Savana cutaway with a 10-foot box (old Penske unit.) It idles somewhat roughly, but won't stall. I had thoroughly checked all the wiring from the PCM to the coil, and i... Trouble codes: P0351 (Ignition coil 1 Primary/Secondary circuit)
2003 GMC Sierra Denali 6.0L MIL Lamp on VIN: 2GTFK69U13
thanks to anyone that can help me here i have this denali that will turn the engine light on for this evap code. i performed the required test and it led me to replace the evap canister vent solenoid. vehicle left shop and came back approx 3 weeks later with ... Trouble codes: P0446
2003 Honda Pilot EX 3.5L No shift VIN: 2HKYF18493
Hey Techs, This vehicle recently at body shop for major repair. Engine,trans removed for frame, body damage repair. After reinstalling power train.Test drive, trans hesitated to shift to second,check engine light appeared, trans in limp mode. Code PO780 Shift ...
1992 Infiniti G20 2.0L MIL Lamp on VIN: JNKCP01P9N
Thanks in advance. this car came in with a check engine light on. performed self check to get code. code 32 present.tested with factory flowchart and found a cracked vacuum hose at egr valve , replaced and i had good vacuum (16 hg) at 2000 rpm. cleared code an... Trouble codes: 32 (egr malfunction)
2001 Infiniti I30 3.0L high idle VIN: JNKCA31A31
Car came in with a no or low idle problem . Former coworker drew the car and found that if he tapped the iac it would idle . He hung an iac and now the car runs at about 1500 rpm to the point the injectors cut off and back on. He smoked the intake trying to fi... Trouble codes: P0505
2000 Isuzu Rodeo LS 3.2L Stall VIN: 4SZCK58W6Y
truck will start and die in the morning i only get that short time to do my testing. truck has been to two other shops and now it is here. i have smoked tested it every morning (three days) and have not found a vacuum leak. i have seen the feul psi leak down b...
1999 Jaguar XJ8 4.0L Battery VIN: SAJHX1044X
Vehicle came in with trans in limp mode P0702 and battery going dead overnite. Customer recently replaced battery. Ohmed all trans circuits. Suspect batery drain has an effect on trans limp mode. Would like to solve battery drain first.
1993 Jeep Grand Cherokee Limited 4.0L Starting
This one is so strange , I know the prol is simple and I just dont see it. will not start unless extended crank. then will fire and run for 2 to 6 seconds.. thing is, if I keep her runnin with ether , after a few , it'll stay running.. just have to jockey the ...
1997 Jeep Grand Cherokee Limited 5.2L abs light on VIN: 1J4GZ78Y9V
this abs light has been on for a long while as i am told, not sure if the light has been previously diagnosed or not. light is on at all times, do not need to drive it at all for the light to come on, is on at startup and stays on. i have no communication with...
2001 Kia Rio 1.5L compressor clutch VIN: KNADC12391
If there is a KIA person out there please help.This gem came in for a a/c service and one was performed.The clutch is not kicking in.Testing at the relay shows power at both 87&85 and if i feed 12 volts to 30 the clutch kicks in.I started running the flow char...
2006 Kia Sedona LX 3.8L throttle VIN: KNDMB23386
I just got a Phone call from this customer. long story, but she was merging onto the freeway and "floored it" to fit in, when she let up on the accl. the van cont. to accl.and would not slow down, she burned up her brakes, when she put it in nut. Got it stoppe...
1999 Land Rover Discovery Series II 4.0L air distrubution VIN: SALTY1247X
Drivers side blowing 42 degrees. pass side around 60. linkage does operate when controlled with control head
2000 Lincoln LS 3.9L no start VIN: 1LNHM87A5Y
car towed in, no start, no crank. if we wiggle the shifter, it would start. replaced switch on side of trans. all was good for about a week. car came back on tow hook for same problem, car has started since. any thoughts on where to test for this? common issue...
2001 Mercedes-Benz ML320 3.2L Starting VIN: 4JGAB54E81
Attn Benz techs: I have a ML320 that has a stuttering start. When you turn the key the stater will engage briefly, then pause, then engage briefly, then pause again.The vehicle will crank fine occasionally. There are no codes and the vehicle runs fine.If you h...
1993 Mercury Sable LS 3.8L MIL Lamp on VIN: 1MELM5840P
the egr position sensor has melted on my friends vehicle, I do not have any mercury knowledge and was wondering if this was a normal occurance on this make and model vehicle. We are going to install a new sensor and wanted to make sure we were not leaving anyt...
1997 Mercury Mystique GS 2.0L blower motor VIN: 1MELM6537V
customer was just driving with a/c on,and blower just stopped.all fuses are good.swapped relays under hood and under change.checked back of switch and power feed looks like it overheated.checked further back from plug,but no power in those wires.i'm re...
2002 Mercury Sable LS Premium 3.0L Poor Idle Quality, Hesitation, Misfire VIN: 1MEHM55S92
hello fellow tech's! i would like to thank you in advance for reading this! i have a used car lots mercury sable giving me some problems, at idle interminatly with the A.C. on or off it has a miss, and no power under load untill you get to about 45 mph then a...
2002 Mercury Villager (Van) Sport 3.3L transmission VIN: 4M2ZV12T92
hello fellow techs and thanks in advance. we have a 02 mercury village with a down shift cluck when coming to a stop. we have not got it to do it yet to us but the customer has been complaing about it. we previously replace both torque mounts and lower control...
1986 Nissan D21 2.4L hard to start interm VIN: JN6ND11S3H
starts great 95 % of time when it doesnt want to start you can hold full throttle and clears out blows black smoke kinda like it loading up drives down the road great on hard start fuel pressure is in spec
1995 Nissan Pickup XE 2.4L Poor Idle Quality, Cuts out VIN: 1N6SD1650S
Idle is erattic, like idle control valve is sticking, or chasing it'self, sometimes idles too fast. Also if you punch it wide open it dies and cuts out like injectors are shutting off... we had several bad grounds, and bad connection at the mas airflow sensor,...
2000 Nissan Sentra GXE 1.8L Excessive Emissions, Poor Idle Quality, Cuts out, Stall, Poor Fuel Economy, MIL Lamp on VIN: 3N1CB51D2Y
This car came in with a complaint of stalls when hot at idle, excessively high fuel consumption. Co was 10.0+ at idle. Hc 200, CO2 11.5 We scanned and O2's were dead. Replaced with OEM O2's. CO dropped to 7.0 at idle and 0.05 at 3000 rpm. HC down to 1.1. Check... Trouble codes: P175
2004 Nissan Sentra 1.8L No Start, Cuts out, Stall VIN: 3N1CB51D44
Hi, I have a hard nissan sentra trouble, the customer send me the car on towing because it stall in our house. The car will want to start but it does't able to continue to run when i stop the starter motion . I have spark at good time when i begin to start bu...
2006 Nissan Titan XE 5.6L No Start VIN: 1N6BA07A46
I have a 2006 nissan titan. It came in for no start. Its been under some water. Customer bought it like this. At first we didn't have any communication to the ecm and body control module was fried. Replaced some bad wiring and cleaned up all the grounds. Repla...
1991 Oldsmobile Cutlass Supreme 3.1L No Start, no injector pulse VIN: 1G3WH54T84
would not start has spark, good fuel pressure . injectors do not pulse, has new computer, ignition module,crank sensor and plug replaced checked all wiring no breaks or shorts
2000 Oldsmobile Intrigue GL 3.5L duct work
went over everything that I could think of system seems to be working fine cold as can be on pass side hot on drivers never seen this any help would be great

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2003 Acura MDX 3.5L No Start VIN: 2HNYD18243
Thanks [...] be flashed by dealer. When flashing a Honda or Acura using the J2534 global programmer it can take up [...] 45 minutes for the download [...] ...
2002 Audi A4 1.8L Poor Idle Quality, dies at idle VIN: WAUKC68D61
The 4 replies said to apply smoke at the vent line to the purge and use vag com to open and close. If battery replaced must re-adapt the throttle. Smoke test for leaks clean and re-adapt the throttle. Use OEM O2 only, check mass air flow and idle air contro... Trouble codes: P1751, P1788.
1996 BMW 318ti 1.9L Mechanical VIN: WBACG732XT
Great responce, as stated we had follows removed, and timing was good, we had done a leakdown test-although large leaks, hard to determine with cam cover off were all air was going to-although some was coming out of different plug holes. we put the smoke machi...
2000 BMW 528i 2.8L slow to accel. VIN: WBADM634XY
1997 Buick Park Avenue 3.8L A/C Vents VIN: 1G4CW52KXV
Thanks for all the help, decided to look at the mode door values again and my readings were now normal hmmmmm, so why was this system not working properly? Was able to get my head under dash and with the help of a mirror I was able to see the mode door actuato...
1999 Cadillac Seville SLS 4.6L engine temp VIN: 1G6KS54YXX
2005 Cadillac STS 4.6L Navigation System
Thanks to all who replied. I have searched Cadillac forums as well, and there is apparently no way to use the nav features while moving without installing a lockpick for several hundred dollars. There are ways to watch DVDs while driving, but that would be t...
1991 Chevrolet C2500 Cheyenne 7.4L Poor Idle Quality, rough VIN: 2GTGK29N6M
Hi and thanks again. As I seemed to has assumed something such as base ignition timing, which was 14 degrees advanced beyond specs, setting that correctly took care of the terrible cold idle, however the system was still lean and did still have a rougher than ...
1991 Chevrolet Beretta 2.2L Poor Fuel Economy VIN: 1G1LV13G1M
I have the car running like a top thanks for the input I found gas in the vacum lines checked the fuel regulator and that was it
1996 Chevrolet C3500 Cheyenne 7.4L No Start VIN: 1GCHC39J3T
thank you to those who help. I have fixed the problem. The distributor is no good. I replace new dis. and everything work fine. thank again, thoa
1997 Chevrolet Express 2500 5.0L Excessive Emissions, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1GCFG25M8V
i recieved a wide rage of replies on this one but Dan from Texas had the answer , he suggested checking the fuel press with the key on ,then checking with the key off , this wasthe rite answer with the koeo the fuel press would dop imediatly with the key off t...
1999 Chevrolet Malibu 2.4L No Start, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1G1ND52T1X
Thanks for all the heil, it ends up is fuel contaminated problem, after I recheck the fuel filter, 1/3 of it drain out is dirty sludge, I know cleaning the tank will fix my problem, a lot of tech mention high oil pump pressure, I recheck my at cold 80PSI, I al... Trouble codes: P0300 (Multi cyl misfire detected), P200.
1999 Dodge Ram 1500 Van 5.2L Hesitation, Misfire, MIL Lamp on VIN: 1B7HF13Y7X
well guys, the last suggestion i received seemed to be the answer. thanks for all of the replies. it turned out to be the coil. i don't know why a coil would only affect one bank, its possible those exact cylinders needed higher kv's to fire the plugs, or my g... Trouble codes: P0300, P0304, P0306, P0308.
2001 Dodge Grand Caravan Sport 3.3L No Start VIN: 2B4GP44321
Hello to all and a thank you to those who replied to my request for help. Here is an update, and a closure to this request. The caravan still does not run. I did find out that the second time cardone "repaired" the computer, they fixed part of the problem. ... Trouble codes: P0118 (ECT Volts high), P0123 (TPS too high), P0509 (IAC Sense Circuit high), P1193 (Inlet Air Temp High), P1598 (A/C Pressure Volts Too High).
2002 Dodge Intrepid ES 3.5L MIL Lamp on VIN: 3B3HD56M52
June 27, 2007 Ray from Texas and Ron from Az. were on the money. EGR solenoid was culprit. My original post stated a very high resistance value for the solenoid and although I never did find a spec in any manual (alldata mitchell ect..) A Tech at local dodge ... Trouble codes: P0401 (EGR System Performance).
2003 Dodge Sprinter 2500 2.7L No Start VIN: WD2YD64253
Well judging from only four replies to my cry for help,I take it I'm not alone on being new to this model. I thank all that took the time to respond. Here is what we found Live data told me I had ample fuel pressure over 30,000psi No fuel codes and as state... Trouble codes: 1187 (fuel system pressure to low).
2005 Dodge Sprinter 3500 2.7L No Start VIN: WD2PD44445
Well, it's fixed! It ended up being a faulty PCM. After checking and rechecking all the powers and grounds at the computer, I came to the conclusion that for some reason the PCM was shutting itself down intermittently. I installed and flashed the new PCM an...
1992 Eagle Summit 2.4L battery VIN: JE3CW50W6N
Thank you for your help I have narrowed the draw down to the dome light circuit. The customer opted to bypass some other items that ran off those wires and abandon the lights. The labor pulling the seats and carpet to locate the short. On top of what I'd alrea...
1986 Ford F-150 XL 5.0L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall VIN: 1FTCF15N7G
thanks to all that replied but i answered my own question on this one the fuel injectors took care of the problem all is well customer is happy.
1990 Ford Thunderbird 3.8L Poor Idle Quality, Cuts out VIN: 1FABP54RXL
Well thank you all for your input.I replaced the CID sensor,road tested for several days with breakout-box hooked up and lab scope ready.As normal the vehicle would not fail and customer has had for a couple of weeks and has not acted up.I think my biggest pro... Trouble codes: 19 (eca fail or cid fail).
1996 Ford F-150 Eddie Bauer 5.0L MIL Lamp on VIN: 1FTEF15N1T
I fixed this vehicle by disconnecting the battery and resetting the KAM and the fuel strategy. After testing EVERYTHING in the system multiple times, I started thinking on a different path and that maybe the 25% LTFT in the freeze frame wasn't compensating ... Trouble codes: P0411.
1996 Ford E-250 Econoline XL 5.8L MIL Lamp on VIN: 1FTHE24H5T
I am going to call this one fixed. Thank you to Sam and Dan from Texas...Both had good insight into how the PCM provides grounds to the EGR solenoid from the grounds the PCM has and testing the B+ and Grounds under load by using a halogen bulb to load the susp... Trouble codes: P0401 (Insuffiecent Egr Operation).
1999 Ford Econoline Super Duty Custom 6.8L Auxillary battery VIN: 1FDXE45S2X
I want to thank the people who replied to my problem. I tested current at the aux. battery relay and found 44 amps but only 12.2 volts. Replaced a 3 month old faulty alternator with a new one and all is well.
2001 Ford F-350 Super Duty Lariat 7.3L drive VIN: 1FTSX31F51
rather than go into the transmission the customer elected to replaace the transmission with a reman.
2001 Ford Escape XLT 3.0L a/c VIN: 1FMYU04111
Finally! Many good suggestions-- evap was not icing, condenser is OE, air deflectors all in place, blend door is mechanical, so no vacuum problem, no outside air getting in, clutch gap ok, fans blowing the right direction. Taped gauges to windshield and drov...
2002 Ford F-350 Super Duty XL 7.3L power lose VIN: 1F4AX3DAFU
I'm sorry to say this one got away. The customer opted to pay the bill and drive the vehicle for a while to see how much better the previous changes affected the performance. I may not be able to give any usefull information on this particular vehicle in the f... Trouble codes: P1211 (ICP Higher or lower than expected).
2003 Ford F-250 Super Duty Lariat 5.4L Excessive Emissions VIN: 1FTNX21L03
Hey Everybody, Thanks to Paul from Califrnia, Gregory from Illinois, and Kieth from Florida. Good responses from dpfe to vac leaks to injector dribble. My real ? was the baro reading of 150 (at 1100 ft) even before the engine started and after talking to local...
2003 Ford F-250 Super Duty XLT 6.0L Hesitation, Misfire, MIL Lamp on VIN: 1FTNW21P53
Thanks to all who responded. a lot of people repeted a lot of the repairs already done multiple times and most pointing to carbon in egr. A couple of ford dealer techs said it is a bad design and get the paperwork going on lemon law. Dealer replaced turbo for ...
1996 GMC K3500 Sierra SL 6.5L MIL Lamp on, lacks power VIN: 1GTHK39F4T
well I replaced the wastegate solenoid and so far no reported problems so thanks for all the replies Trouble codes: P0236.
2000 GMC C3500 HD 7.4L Poor Idle Quality VIN: 1GBKC34J5Y
customer has yet to return with vehicle, but thanks to all who helped. the big ideas were to look for intake leaks, which we replace, fuel regulator which we replaced, and to check cam timing, which I would like to check when vehicle returns.
2004 GMC Sierra 1500 SLE 5.3L Hesitation VIN: 2GTEK13T34
Customer was still having concerns with vehicle, we had replaced the spark plugs with original equipment at 90,000 miles, we remove spark plugs to inspect, found 3 spark plug wires to be arcing, we replaced the spark plug wires and the spark plugs, concern if ...
1998 Honda Passport EX 3.2L cv shaft VIN: 4S6CM58W4W
1998 Infiniti Q45 4.1L Air Bag Light On VIN: JNKBY31A6W
Thanks for the help guys. Checked wiring @ and going to left side module looks good. Customer has aggred to return and we will replace the left side module. Again thanks!!!
1991 Jaguar XJ6 Sovereign 4.0L ps pump VIN: SAJHY1743M
Well we finally fixed this one thanks to the help from everyone, Louis, said I wasn't missing anything we just needed a good pump. He sent me the phone # for British parts international [...], They sold us a pump for twice the price of the delco one bu...
1999 Jaguar XJ8 4.0L Hesitation, MIL Lamp on VIN: SAJHX6047X
Sorry it took so long to close this but wanted to be sure car was fixed. I replaced the canister closed solenoid for code P0455, and knock sensor B that is on the drivers side for code P0322. Thanks to all who responded Trouble codes: P0455 (EVAP Gross leak), P0332 (Knock sensor B low input).
2002 Mercedes-Benz C230 Kompressor 2.3L failsafe w/po702
Purchased euro software for Modis scanner- 950.00. Trans codes p2600 no voltage, p2602 low volts circuit 87. Also vehicle had low battery and leaking trans connector. Replaced connector and battery, cleaned harness (it wasn't bad) and checked computer, cleared...
2004 Mercedes-Benz SLK320 3.2L MIL Lamp on VIN: 1C3AN69L04
Thank you Steve, Bradley, Paul and Dave. The suggestions on this problem were to activate the air pump via the scanner and the replace the vacuum valve that goes between the manifold and the solenoid control valve. The black box sitting next to the ECM where...
2002 Mitsubishi Diamante LS 3.5L MIL Lamp on VIN: 6MMAP67P52
thanks for one reply that i received. i replaced the oxygen sensor and clear the codes and so far i've driven it and the check engine light did not come on. Trouble codes: P0141.
2000 Nissan Altima GLE 2.4L Fuel System VIN: 1N4DL01D4Y
Didnt have many replies I was injector bodies leak and the other 2 were plastic portion of filter will leaks. I checked both and no leaks. Customer took car and will bring back if gets worse. Thaks for your help
2001 Pontiac Bonneville SSEi 3.8L MIL Lamp on VIN: 1G2HZ541X1
Well, After going round and round with the owner, I have not fixed this car. Turns out the dealer has allready taken a few guesses and replaced all of the vacuum hoses and MAP sensor and MAF senosor. After checking a few things, I could not find any ECU upd... Trouble codes: P0401 (Insuffiecient Egr Flow Detected).
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