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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 2, 2009
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Open Help Requests for All Makes and Models
Help Request Answers
2000 BMW 540i 4.4L Hesitation, MIL Lamp on VIN: WBADN634TY
vehicle runs good, excellent power, no hesitation, but has rough idle sometimes when started. will idle rough for about 4 minutes then clear up, checked compression and leakage engine is healthy. I suspect customer is using poor quality fuel or 87 octane but s... Trouble codes: 28 (fuel adaptation at limit), 29 (fuel adaptation at limit)
1993 Buick Regal 3.8L No Start VIN: 2G4WB54L8P
cust states wont start intermitten ,i have not been able to verify .cust said tried to start ten times with no suscess,just cranks. when fuel pump was replaced in jan ,i got the wrong pump from parts house at first ,then was given one that bfit but was not the...
1995 Buick Century Custom 3.1L struts VIN: 1G4AG55M7S
car came in with popping sound in front, test drive to confirm, struts worn out (bouncing over bumps). replaced both struts and mounts, bouncing is gone but noise is not. tighten all frame bolts, same noise. spring jumps on strut when turning, replaced mounts ...
2001 Buick Century Custom 3.1L Poor Idle Quality, Stall, MIL Lamp on VIN: 2G4WS52J11
This one has me baffled! The fuel trims look normal for a few minutes after starting, but then start to climb both at idle and high rpm until they pin. The engine runs fine until the trims go up and then starts running poorly until it stalls. It goes way rich ... Trouble codes: P0101 (mass air flow performance), P0171 (fuel trim lean)
2007 Buick LaCrosse CX 3.8L door locks trunk release VIN: 2G4WC58297
New customer and recently purchased vehicle comes in with no power locks or trunk release. 15A Door/Trunk fuse is blown. Replaced it with 20 instead of 15 just for insurance. Test and all is good, so I thought. Customer comes to pick it up and fuse is blown ag...
1953 Chevrolet Truck 3.9L generator VIN: 131RRK6222
This truck originally came in with a low battery and weak chargeing system. Replaced battery and voltage reg. Charging voltage came up to 6.8 volts ammeter showed charge at right above idle. Owner called back next day,battery was dead and ammeter shows dischar...
1974 Chevrolet Vega 2.3L fuel guage/oil pressure guage VIN: 1V77B4U346
looking for wiring diagram for car. harness at rear to tank modified by previous owners tec. this car was recient purchase by current customer who seem to be looking for pain!also purchased a pacer, sold a completly restores aniversy vett. to buy the lumps.
1999 Chevrolet Blazer 4.3L veh. control VIN: 1GNDT13W7X
This Blazer has a real unstable feel while hitting a dip in the road the bigger the dip the more you can feel the car change directions.it feels ok while hittind a bump or a hole. all 4 ball joints and idler arm were replaced and car was aligned. I checked for...
1999 Chevrolet Silverado 1500 5.3L MIL Lamp on VIN: 1GCEK19TXX
This one seems to have a P0430 that will NOT go away. Dealer replaced the converter last year, plugs & wires have been done by someone since then. I just replaced all 4 oxygen sensors. the customer says that the light came back one just a few miles after picki... Trouble codes: P0430 (bank 2 cat. eff.)
2001 Chevrolet Blazer LS 4.3L Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1GCNCT18W4
Hi need some help from you gm techs. This blazer is driving us nuts. Intermitently while drving it will start missfiring bad to the point where you need to pull over due to lack of power then it will fix itself and start running great and not do it again for 2... Trouble codes: P0300
2002 Chevrolet Trailblazer LT 4.2L Electronic VIN: 1GNDS13S62
hay need your guys help again. this time i got a 2002 chevy trail blazer and the a/c comp does not engage. itseems to have to do with the ambient air temp on my modis there is 2 ambient air temp pids one is ambient air temp raw at 82f but there is also a ambie...
2004 Chevrolet Trailblazer LT 4.2L Hesitation, loss of power VIN: 1GTEC19M32
They brought it to me for a surging, at 45-55 mph the vehicle will act like it is binding up, (almost like its trying to go into 2 gears at once) looking at the scanner it shows all is good, no DTC's, all data looks good. after you move the throttle 3/4 it shi...
2005 Chevrolet Express 3500 6.0L airbag system VIN: 1GBJG31U25
Hi guys got this brain burner here. Vehicle came in for ABS light on and interior lights coming on when they wanted. Found electrical harness that runs under the driver's seat burnt due to water intrusion and corrosion. Ordered new instrument panel harness fro...
2005 Chevrolet Colorado Z71 3.5L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1GCDT19685
this truck was driving excellent till all this codes poped p0506 idle control system (rpm too low) p0300 random cylinder misfire detected p0106 map or baro pressure circuit out of range there is hesistation, misfire, poor idle quality, cuts out... we checked...
1993 Chrysler New Yorker Fifth Avenue 3.3L No Start, Antitheft VIN: 1C3XV66L1P
I have found my no start/starts and dies problem to be the vehicles antitheft system. When starting first I have injector pulse,then the fuel enable pid switches to no and I loose pulse. The Set light stays on anytime the key is on,the alarm will not set corre...
1999 Chrysler Sebring JXi 2.5L Hesitation, Surge, No Power VIN: 3C3EL55H1X
This car is killing us! Car came in with lack of power and timing belt was replaced (30k miles ago) prior to the car being given to our customer. We had 8 pound of exhaust backpressure. We replaced the cat converter, but the car still had a huge lack of power....
1998 Dodge Ram 1500 Laramie 5.9L TCC solenoid VIN: 1B7HF13Z3W
Vehicle resets po743 for the TCC. The TCC will "buzz" when performing the functional test, is this normal? I have noticed that the overdrive solenoid also buzzes in the functional test. After the code is cleared and the vehicle is driven, the pcm attempts to p...
1999 Dodge Ram 1500 Laramie 5.9L Misfire VIN: 3B7HF13Z0X
Morning Techs. Co worker has a dodge truck that keeps killing no. 2 spark plug. After about a month the center of the plug starts to melt off. but lately it just misses on idle. He replaced the plugs, wires switched injector to different cylinder, replaced ca... Trouble codes: P0302
2000 Dodge Caravan 3.3L Poor Idle Quality, Hesitation, Stall, Misfire VIN: 1B4GP44GXY
we put 2 times new sensors and reflash the computer and still same code 1391 Trouble codes: 1391 (ckp-cmp sensor)
2001 Dodge Durango 4.7L no communication VIN: 1B4HR28N51
durango was brought to me with no start condition, cranks ok. initial inspection was no bus messege in instrument cluster and horn and lights were going off intermittently. i hooked my modis to the dlc and could not communicate with pcm. also BUS was tested an...
2001 Dodge Ram 2500 8.0L oil pressure VIN: 1B7KC23W11
hello iatn members!! was looking for opinions on how much oil pressure is too much?? we have this truck in shop (my dads) and it spun rod bearings 9 and 10 due to lack of oil pressure to rear of engine. got engine cleaned checked and rebuilt back to spec. foun...
2003 Dodge Ram 1500 SLT 5.7L o2s votlage VIN: 1D7HU18D53
o2 sensors 1 and 2 remain around 3.5 volts constant after replacing both sensors Trouble codes: P0420
2003 Dodge Ram 3500 5.7L MIL Lamp on VIN: 3D7MU48D63
This truck came in for a poor running condition and check engine light on. I Cleaned the upper intake and throttle plate and the poor running is fixed. I followed the diagnostic tree from alldata for the P0441 and it said to put 10" of vacuum to the vacuum sid... Trouble codes: P2299 (BPP APP Incomplete), P0132 (H02B1S1 Voltage High), P0441 (Evap Purge)
2004 Dodge Ram 2500 SLT 5.7L unknown VIN: 1D7KU28D24
We recently installed new NAPA premium lower ball joints and during the process found bad outer u-joints, replaced them, also a bad front hub bearing. Both hub assemblies were changed at the customer request, they pull a horse trailer and drive cross country.A...
2006 Dodge Durango SLT 4.7L "tips" starting system VIN: 1D4HB38N46
Thanks in advance for any help you can give me. I have a 2006 durango being used as a police vehicle. Battery was replaced about 2 months ago. Never any trouble with this vehicle until now. I has the tip system on it. When you try and start the truck all that ...
2007 Dodge Nitro R/T 4.0L MIL Lamp on, HIGH IDLE 1200 RPM VIN: 1D8GU58637
engine code p0507 sets and engine idles high but only after the traction control light comes on. the traction control light does not always come on. something in the abs system (i beleive) is causing the engine code and high idle. p0507 has never set without... Trouble codes: P0507 (idle speed too high), P2638 (torque management feedback signal performance), C1216 (torque request signal denied), C1014 (lf wheel speed comparitive performance)
2008 Dodge Grand Caravan C/V 3.3L Hesitation, MIL Lamp on VIN: 1D8HN1H38B
Looks like the traction control light comes on when this car begins to stumble. Replaced the entire throtle body with know good part from identical van in the fleet. Any help would be greatly appreciated. Trouble codes: P0507
1989 Ford Ranger Custom 2.9L No Start VIN: 1FTCR10A2K
Hi Guys, I've got another little problem. We have a little 89 Ranger that will not start and we are training a new tech. We went over the basics, fuel pressure, spark, etc. I was showing him how to test the crank sensor but have lost most of the information c...
2000 Ford F-150 5.4L 2-3 Shift VIN: 1FT12AB75Y
I have a 2000 F150 here that has a delay 2-3 shift. We flushed the system about 20,000 miles ago and the owner said it helped. It does not bang or slip once it has shifted just in between there is a delay. Just wondering what the best route is. truck has 172,0...
2000 Ford E-350 Econoline XL 7.3L No Start VIN: 1FTSS34F7Y
van came in running but 3 injectors on drivers side not working replaced all 8 injectors now van will not start if you add starting fluid van starts up then dies it seems as if its not getting fuel but fuel pump is presurising the systm
2001 Ford Explorer Sport Trac 4.0L camshaft VIN: 1FMZU77E41
hi techs : this vehicle came to our shop with the timing chains very noisy,when we pull down the vehicle i found out that the cassettes were broken ,the cam follower was damage and one lifter was also damage,i have change all these parts and have reasemble th...
2002 Ford Explorer XLT 4.0L Poor Idle Quality VIN: 1FMZU72E82
Need some help Ford tech's. 2002 Ford Explorer has a rough idle only in park. When driving the truck it is running fine. There are not any faults or any pending codes in the computer. Has any one had this problem before? Any help I can get would be really help...
2002 Ford F-250 Super Duty XLT 7.3L Runs fine VIN: 1FTNHW21F7
This powerstroke came in three weeks ago for fuel in the coolant. Pressure tested cooling system. Left bank leakdown. Pulled #8 and #6 injectors. Cracked injector sleeve #6. Replaced injector and cup. No leakdown. Flushed cooling system. A week later the vehic...
2002 Ford Focus SE 2.0L battery light on VIN: 1FAFP36362
Hello everyone. I really need help quick. Customer come in for batter light on sometimes. We check battery voltage and alternator voltage ok. We inform customer alternator may be not charging sometimes. So we decided to replaced new alternator and new battery....
2004 Ford Taurus SES 3.0L Excessive Emissions, Poor Fuel Economy, MIL Lamp on VIN: 1FAHP55S64
Need HELP!!!I have a 2004 Taurus running very rich. Fuel trim on both banks max out, o2 sensors go up to 990mv fuel pressure is within spec. Engine idles smooth to be running so rich.I do not have a gas anylizer to check tail pipe emissions.This is a Calf. emi... Trouble codes: P0172 (bank 1 rich), P0175 (bank 2 rich), P2196 (bank 1 no switch), P2198 (bank 2 no switch)
2004 Ford Expedition XLT 4.6L No Start VIN: 1FMPU16W54
Hello ford techs think I know the answer just want a sec oppinion. No start no fuel no power at inertia switch. Relay not in CJB in kick pannel I think it is part of CJB. No fuse in #9 cavity for relay replaced still nothing. I find that weird but moving on. W... Trouble codes: P0231, P0172, P0175
2004 Ford F-350 Super Duty Lariat 6.0L high pressure
First of all this is a International DT466e not a ford I couldn't find or pick international. It came in for what the customer called no power, we found an inactive code 333 pressure above/below desired. We road tested and found code to become active and ipr ...
2005 Ford Crown Victoria Police Interceptor 4.6L fuel gauge VIN: 2FAHP71W36
i have a police car in my shop that has a eratic fuel gauge it goes from full to empty, then the low fuel light comes on. it has had two oem fuel sending units replaced. if we ground the pink and ornge wire, the fuel gauge works but then the mil light comes on...
2005 Ford F-150 XLT 5.4L Poor Idle Quality, lack of power VIN: 1FTPF12545
truck came in on tow truck, tried to start it has a raw fuel smell doesnt race up. with misfire codes in it I checked for spark, has that, noid light flashes so I pull plugs on bank one, fuel soaked so I lift injector rail #s 2-3 running fuel #s 1-4 drip. repl... Trouble codes: P0301, P0302, P0303, P0304
2006 Ford F-250 Super Duty XL 6.0L No Start, Poor Idle Quality, Stall, Misfire VIN: 1FDWF37P36
When this truck came into the shop it would hardly pull itself it was running so rough. Was doing an intial inspection and noticed that it had not been serviced in 14000 miles. So we changed oil and all the filters. Also checked and cleared the codes. It seeme... Trouble codes: P0263 (Cylinder 1 Contribution), P0266 (Cylinder 2 Contribution), P0269 (Cylinder 3 Contribution), P0275 (Cylinder 5 Contribution), P0278 (Cylinder 6 Contribution), P2284 (ICP Senser Circuit Range/Performance)
2006 Ford Taurus SE 3.0L Misfire, MIL Lamp on VIN: 1FAFP56U56
Need to know of a simple way to time these syncronizers? Did not want to have to purchase tool. Thanks Nate Trouble codes: P0340, P0300
1990 Geo Metro LSi 1.0L Poor Idle Quality, Cuts out, Stall VIN: 1G23F59621
we have in the shop a 1990 Geo metro lsi 1.6L. the customer complaint is that when turning right it dies. we have duplicated. also has a very ruff idle. the fuel pressure check ok. there are no codes. the only time it does not shut down is if your in 1st gear ...
1995 GMC Jimmy 4.3L high idle VIN: IGKDTI3WSK
Hi all. This Jimmy we have here will start and drive fine cold, once it warms up when you stop at a light it will rev to 1000-1500 rpm. If you then put it in nuetral and give it some more throttle input and release it will idle around 2500rpm. After checking a...
2001 GMC Yukon Denali 6.0L Air Ride VIN: 1GKEK63U71
I am using an updated Tech 2 Scanner. For the life of me i cannot find the Air Ride Information. We have 1 other truck here 2001 Suburaban with Air Ride as well - cannot find it on the vehicle either. thank you
2005 GMC Sierra 2500 HD 6.0L Poor Fuel Economy VIN: 1GTHK29UX5
This truck came in with check engine light on. P0171, and P0174, lean bank 1 and 2. LT Fuel trims at +25 only at idle. Off idle they drop to about +14. Short term is consistant around 0 +/- 5. The guy took it to dealership where they told him intake gaskets. T... Trouble codes: P0171, P0174
2005 GMC Envoy SLT 4.2L condencer
vech. came in for locked up comp. replaced al parts listed and flushed all remaning parts sentr out to cust. one week later its back no freon and cust saw "smoke" under hood.Verify complaint and refill then starts blowing out of condencer outlet,so I replace g...
1998 Honda Accord LX 2.3L Surge, OIL SMOKE VIN: 1HGCG564XW
it has a very unstable idle, up and down. if you hold the accelerator at 2500 rpms the engine surges. also it starts oil smoking real bad out the exhaust.is there anyway the variable timing solenoid can do this? any ideas? thanks larry. Trouble codes: P0505
1999 Infiniti G20 2.0L MIL Lamp on VIN: JNKCP11A88
This vehicle returned with the same code p1440 after the evap canister purge control valve was replaced. My problem is that I am assuming the purge control valve closes the evap system when it may be the volume control valve, or I installed a faulty purge cont... Trouble codes: P1440
2002 Jaguar S-Type 4.0L MIL Lamp on VIN: SAJDA01PX2
Vehicle came in in July last year with the first instance of a P0065 code. P0065 - Air assisted fuel injection (AAI) control. I check out the system , ensuring there were no blockages or leaks in the AAI pipe work or intake ducting. Then replaced the valve ... Trouble codes: P0065 (Air assisted fuel injection AAI control.)
2005 Jeep Grand Cherokee Laredo 3.7L Electronic
Got one for you Mopar dealer techs. Got this 2005 Grand Cherokee Laredo that has the abs and check engine light on. It has no communication codes with the abs module in the pcm, tcm and front control module.When you clear the codes they come right back. The we...
2006 Jeep Wrangler Sport 4.0L switch/harness VIN: 1J4F449S46
I have a mail carrier that has ask me to diagnose his HVAC system on a rt hand drive Jeep Wrangler. The compressor is on all of the time,loses blower speeds. He bought a replacement switch and updated harness. They lasted about 2 mths each. I can't find any TS...
2004 Kia Sedona EX 3.5L Front & rear window defroster VIN: KNDUP13164
So I got this mini-van with a battrey draw over night killing the battery The front window defroster light says on, on the dash. Light gets dimmer when I pull out the btn -1 fuse and will go completly out when I pull the btn-2 fuse out and then the battery sta...
1997 Land Rover Discovery SD 4.0L starter VIN: SALJY1242V
The customer came in and complained of a intermittent no crank or slow crank. during voltage drops through my battery cables and energizer wire to starter solenoid the vehicle started acting up and found there to be no energizer signal when the no crank happen...
2000 Land Rover Range Rover HSE 4.6L eas VIN: SALPN1645Y
hey all, vehcle came in on the bump stops.eas warning on dash,all lights on switch on.all fuses.relays are working.pump works when voltge is applied,pump runs when jumped at relay.i had voltage at small black/purple wire and and green/purple wire.i now have no...
2003 Lincoln Aviator 4.6L koeo self test VIN: 5LMEU88HO3
Hi everyone the ABS and Red brake light come on in the dash but I have a problen running the KOEO self-test With the snap-on modus and solus pro the test aborts and I get "Return Code 34(0X22) #7 (Enter Test) (Ford (ABS W/WO TC Only) KOEO)". I can read data an...
2004 Lincoln LS 3.0L 2-3 Shift VIN: 1LNHM86543
We recieved this car from another shop after 2 transmission replacements with used units. We replaced the solenoid pack with aftermarket but lost reverse afterwards. Factory part was on backorder. I spoke with orginal tech who stated the car was shifting hard ...
2005 Lincoln LS Appearance 3.0L No Start, Cuts out, Stall VIN: 1LNHM87A85
All basic and scanned test's performed and have trouble with engine dies on left hand turns only and will not restart, no fuel pressure or injector pulse when trouble happens. Answer probably staring me in the face but catnt find trouble and need so help. Repa...
1967 Mercedes-Benz 250S 2.5L Poor Idle Quality, Stall
This one has been sitting for a long while. I removed the tank, had it cleaned, put a new fuel pump on, removed carburetors, disassembled and soaked in carb. dip, they seemed to clean up very well. Put new gaskets, and needle and seat in. I put new points in a...
1985 Mercedes-Benz 380SL 3.8L Poor Idle Quality, Hesitation VIN: WDDBA45C8F
starts hard cold, skips, found #1,3,6,8...gas fouled, has had new fuel dist{not me} timing chain, valve job, wires, cap rotor, plugs, a far as i can see... checked compression on all cyls, 135-155 consistently, not sure where to go...thanks brad
1992 Mercedes-Benz 500SL 5.0L Poor Idle Quality VIN: WDBFA66E0N
hello everyone in wrenchland. a new customer came in complianing of a rough idle at start-up and taillight out. found bad light out sensing module and fixed light problem butam i little stumped on misfire at start-up. misfire only lasts 2-3 seconds then goes a...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2000 BMW 528i 2.8L MIL Lamp on VIN: WBADM6347Y
Well, I have been driving this car since the help request was posted, many of you mentioned and recommended to use only oem sensor, and re-test cam positions. the cam positions were perfect. I clear the code and I have been driving the car for a while and the ... Trouble codes: 18 (exhaust camshaft position).
1993 Buick Park Avenue Ultra 3.8L keyless entry/twilight sentinnal VIN: 1G4CU5314P
Thanks to all for your help. Finally found fault for the key fob problem. Customer had replaced trunk pull down switch which contains the circuits to the trunk ajar lamp. when trunk ajar lamp wire was removed from switch connector the fobs worked and continued...
2002 Buick Rendezvous CXL 3.4L MIL Lamp on VIN: 3G5DB03E72
Thanks for your help. we followed your sugestions and our next step was the pcm. the customer did not understand a probable misdiag. of the tps. and refused to have the pcm replaced. Trouble codes: P0121, P0122.
1990 Cadillac Eldorado 4.5L Mechanical VIN: 1G6EL1334L
Thanks to those techs. that read, understood the post and sent helpful replies. I have not had time to work on this vehicle again. From the replies it looks like it is a guess if it is the top of the condenser or top of the evaporator leaking.
2000 Cadillac DeVille DTS 4.6L unknown VIN: 1G6KS55Y71
well I had an assistant drive in circle while I rode on the bumper with a stethascope and could clearly hear that the starter was hitting the flywheel, as all but 2 replied. I felt before posting that the flywheel was involved. My cusomer is currently shopping...
1993 Chevrolet K1500 Cheyenne 5.7L 3-2 Shift Solenoid VIN: 2GTEK19K7P
As I thought about what was happening with this one, problem only occuring when it it hot, I realized I must have a wiring problem somewhere that is being directly affected by heat. I replaced the wiring inside the trans. so could rule that out, and have exami...
1995 Chevrolet Lumina APV 3.1L Alternator VIN: 1GNDU06DXS
Thanks to those that read and understood the problem and sent helpful replies. The owner of this van has a large output stero in it. (Thus the reason for the high amp alt.) He would go to Mexico City where the traffic is HEAVY and be stuck for hours in slow mo...
1998 Chevrolet Tahoe 5.7L brake lights VIN: 1GNEK13R4X
To everyone that helped, THANK YOU. The response was overwhelming, Once i weeded out the things i did , read all the responses, i bit the bullet and put in a new multi function switch. And solved the problem. 200.00 dollar part...wow. again thanks.
2004 Chevrolet Suburban 1500 LS 5.3L Traction Control VIN: 1GNFK16Z24
Sorry for the delay! You guys were right... in the old days, the rust buildup problem would cause false activation of the ABS. On the later model trucks, it can cause TC to activate from a stop. I took out the sensors, cleaned the rust and all is good. Thanks...
2006 Chevrolet Silverado 3500 LS 6.6L MIL Lamp on, P0087 VIN: 1GBJK34D86
First, I want to thank Justin [...] for his guidance and expertise while we ferreted through this dilemma. Turned out this vehicle had a total of 4 problems. #1 - The fuel inlet hose under the chassis was collapsing. #2 - 3 fuel injectors failed the return... Trouble codes: P0087 (Insufficient rail pressure).
2008 Chevrolet Tahoe LT 5.3L abs VIN: 1GNFC13J28
Thank you to all who replied after testing circuit after circuit I decided to remove navigation system because it was aftermarket well found communication wires cut I looped them and vehicle was on its way once Again Thank You
2005 Chrysler 300 Limited 3.5L Poor Idle Quality, Surge, MIL Lamp on VIN: 2C3JA53G45
Well it came down to the p2118 code. I ended up catching battery voltage getting supplied to the etm positive circuit. the voltage is controlled by the PCM so I made sure no chaffed wires in the harness supplying battery voltage and everything there was ok. ... Trouble codes: P2110, P2118.
1997 Dodge Ram 1500 Laramie 5.9L Leak VIN: 387HF13ZXY
Most replies said to check at comp in following ways, bonnet or bag to contain small amts. Wriggle shaft, may leak with movement. What I found was almost no dye at compressor seal, removed clutch, but sniffer detected something. Let truck sit with the plastic ...
2001 Dodge Grand Caravan Sport 3.3L No Start VIN: 2B4GP44371
This vehicle is fixed! Thanks to all of you who responded! After all that could've been done in that shop with limited tools and equipment, I finally told the owner to bring the van to our shop to be diagnosed properly. When it came in to our shop a couple d...
2002 Dodge Dakota SLT 4.7L Poor Idle Quality, Surge VIN: 1B7HG38N42
Thanks to all who replied to my question. I checked the TPS at idle and it was fine, but it didn't surge at the time. I tried tapping on the TPS lightly at idle and the idle was immediately affected and the voltage changed slightly. I changed the TPS and the ...
2006 Dodge Motorhome .0L Fuel delivery VIN: 1RS4246474
Thanks to all who replied. This is a "CAPS II" fuel system on a Cummins diesel, model, ISC 330 HP. Repairing the broken keyswitch input signal wire to ECM did restore proper fuel delivery to the injection pump input side. Cummins said it only requires 3.4 f...
1998 Ford Explorer Sport 4.0L Blend door VIN: 1FMYU24E2W
Got 4 excellent replies on this one. Dave & Eric both supplied the estimated time on doing the project the Ford way with the new plenum & door [possibly up to 11.2 hours] and Terry and Robert both mentioned the Dorman repair kit [902-202] which has a door and ...
1999 Ford Windstar LX 3.8L charging with warning ind. on VIN: 2FMZA5341X
The red wire, circuit #45 had a loose connection at the PCM. when i did resistance checks on it it would say .2 - .3 ohms. and than i did another one later and it said 30M ohms. i ran a jumper wire with a T-pin into the back side of the connector at the pcm to...
1999 Ford F-250 Lariat 5.4L Poor Idle Quality, MIL Lamp on VIN: 2FTPX28L8X
I received some very good info on this truck. I have not heard back from the customer so I have not had any chance to look at it again. Several mentioned the Baro. which was at 159 which is normal for our altitude! 4,000ft. We do not have a smoke machine. ... Trouble codes: P0171 (lean bank 1).
2002 Ford F-150 King Ranch 5.4L Stall VIN: 1FTRW08L82
Thanks for all of your help. We looked at the converter and found that the converter was not stalling the truck. The truck was able to stall if you let it get warm sitting in the shop not moving. We also replaced the RFI capacitors on both banks for the coils,... Trouble codes: P0340 (Loss of CMP Signal).
2002 Ford F-150 XLT 5.4L valve train VIN: 1FTRX17L62
Finally got a chance to look at this engine after a family emergency kept me away. The vehicle was bought for repair and personal use and I am in no rush. Replaced rocker and lifter with new and checked for oil pressure. No oil feed up to valves. Question now ...
2004 Ford F-550 Super Duty XL 6.0L No Start, Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire VIN: 1FDAF56P94
Thanks for all the present input. Here is where i stand on the repair. I removed the turbo and replaced the injection pressure regulator in the left rear corner as well as the injection pressure sensor from the same location. Engine still does not fire up. I k... Trouble codes: P006A (MAP mass or volume air flow), P0401, P132B (Turbocharger Boost), P1378 (Supply voltage circuit), P2290 (injection control pressure too low), P2617 (crank sensor circuit).
2005 Ford Escape XLT 3.0L MIL Lamp on VIN: 1FMCU93185
Thanx for the input. It is always appreciated. I installed a couple of upstream o2 sensors and the vehicle seems to be ok now. Customer has been driving it for a couple of days now and had no problem. Trouble codes: P2197.
2005 Ford F-150 XLT 5.4L MIL Lamp on VIN: 1FTWPW1457
Cleaning the intake IMRC was no help. The mechanical operations of the valves was bad and beyond cleaning. We insatlled a used low milage complete intake and now have good consistant operation of the IMRC system. Thanks to all Trouble codes: P2002 (imrs stuck open).
2008 Ford F-350 Super Duty XL 6.4L won't accelerate VIN: 1FTWW31R28
BRAD [...] WAS CORRECT. I REPLACED THE EGRTA SENSOR CLEARED CODES ABD TRUCK IS FIXED...THANK YOU ALL FOR THE HELP Trouble codes: P040D (egr temp sensor a high), P127A (test aborted low fuel pressure).
2006 GMC Sierra 1500 SLT 5.3L Cuts out, MIL Lamp on VIN: 1GTEK19BO6
FOUND HI RESISTANCE AT BLACK WIRE WITH WHITE TRACER ON PASSENGERS SIDE REAR OF CYLINDER BLOCK. IS THE HARNESS GROUND FOR TAC. THANKS FOR ALL YOR HELP AND INPUT Trouble codes: P0102, P1516 (electronic throttle module falt), P2108 (tac module fault), U0107 (loss of comunication with throttle actuator).
2002 Hyundai Elantra GLS 2.0L cooling fans VIN: KMHDN45D42
Thanks for all the excellent information;Chris says this is a common failure of the thermostat and that the fans were running fulltime as a result of actual overheating even though the gauge appeared normal. I replaced the stat and everything returnede to norm...
1999 Jaguar XJ8 4.0L Hesitation VIN: SAJ0805507
I could not get throttle body to act up while I had the vehicle. After reseting ECU. I updated the wiring for the TPS to the gold terminals as per Jag bulliten. Reset throttle pps settings and let the car go. So far so good, vehicle has not returned. I told c...
1991 Mazda 929 S 3.0L Excessive Emissions, Poor Idle Quality, Surge VIN: JMHC2249M0
2004 Mazda 3 S 2.3L RF suspension VIN: JM1BK34374
Thank you everyone for your help. On the 2.3L engine be carefull to check the motor mounts with great attention to the lower portion of the front upper mount. The mount from above appears good but collapses ito itself undereath. I removed the mount and turn it...
1997 Mercedes-Benz C230 2.3L turn signals VIN: WDBJF55F1V
Thanks for the help guys...you were correct. The problem was the contacts on the flasher relay inside the front SAM module. I took the module apart and traced the pins to the correct relay and cleaned the contacts and it solve the problem. Thanks Again!!!
2000 Mercedes-Benz S430 4.3L Air suspension VIN: WDBNG70JYA
Stanley gave a great lead thanks. Most replys were about investigating leaks and what not. found out this valve block can get contaminated after a compressor failure. ( kind of like a transmission valve-body contamination after a converter failure). Replaced...
1995 Nissan Altima GXE 2.4L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 1N4BU31D8S
After recheching the car and going through more diagnostics we decided to replace the distributor again. We came to this conclusion in that the RPM signal was very erratic and jumping all over on the scan tool and gauge well this could only mean that the disti... Trouble codes: P0335 (Crankshaft position sensor circuit malf), P1336 (Crankshaft position sensor unable to read flywheel), P1320 (testing and results).
1995 Nissan Pickup SE 3.0L front bearings VIN: 1N6HD16Y2S
I have received a few replies stating to check the tires and make sure i don't have a "bad" tire. I have not been able to get the owner back in here since putting on the manual hubs. When he does I plan to put earphones with speakers on different components,...
2004 Nissan Maxima SE 3.5L no fog lights VIN: 1N4BA41EX4
Reply 1 of 4 Steve from Washington Aug 18, 2009 12:12:35 PM have you tried to ground the wire going out of computer that goes to the relay to make sure it clicks the relay and turns on the lights may have broken wire between relay and computer Yes and syste...
2005 Nissan Altima S 2.5L Mechanical VIN: 1N4AL11DX5
Cannot say conclusively yet, however, the evidence so far would seem to indicate that the original rubber on the nissan caliper slide pins (and potentially all japanese imports) swells up with the addition of the green permatex caliper lube. This lube does not...
2005 Nissan Titan SE 5.6L engine VIN: 1N6AA07B15
1995 Oldsmobile 88 Royale LSS 3.8L Poor Idle Quality, Stall, Misfire VIN: 1G3H45216S
due to financial cicumstances customer has decided not to fix vehicle at this time.so I dont know if injector would fix or not.thanks to all who helped!!!
1994 Pontiac Grand Am SE 2.3L No Start VIN: 1G2NE1533R
Wow Guys, this has been a dooozy! After many hours of chasing my tail, I have absolutely no fix to offer. Customer is a friend and curreltly laid-off. I was trying to work on his vehicle in my spare time as to not have to charge him anything. NO FIX! In...
2006 Pontiac G6 3.5L Poor Idle Quality, Hesitation, Surge, MIL Lamp on VIN: 1G2ZG55876
Thanks to everyone who took their time to respond. It was the TAC. 293.56 list from the dealer. Funny how if this was European the throttle body would have been twice that... No adaption needed. What a concept! Thanks guys! Trouble codes: U0107 (Loss of comunication between TAC and ECU).
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