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Professional Automotive Repair Technical Discussions for December 1, 2014 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2001 Audi TT Quattro 1.8L MIL Lamp on VIN: TRUUT28NX1 Hi Group, I'm getting my butt kicked in on this one. This vehicle keeps setting a lean code and I can't seem to figure out why. When this vehicle codes, the freeze frame data for short and long term fuel trim is never beyond +-3%, and its in closed loop! Fuel... Trouble codes: P1136 (Fuel system lean bank 1), 17544 (Fuel system lean bank 1) |
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| 2004 BMW 325i 2.5L engine VIN: WBAET37434 symptom is continuing to set B1 and B2 lean, confirm no vac. leaks (use of smoke machine). Clean MAF, replaced air filter with WIX, not factory. NOTE air fuel readings stay 1.5 at idle but respond with alternate fuel or rapid accel.(is this a normal reading fo... |
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| 2003 Cadillac Seville STS 4.6L MIL Lamp on VIN: 1G6KY54963 What am I overlooking with this caddy. Car sets P0300 after a few minutes of driving. When I watch the misfire counters all cylinders clock misfires between 1800 and 3000 RPM's. The engine is not misfiring but the counters are counting up on all cylinders. The... Trouble codes: P0300 (Random cylinder misfire) |
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| 2005 Cadillac Escalade 6.0L speedometer innacura VIN: 1GYEK63NX5 Customer programmed incorrect tire size on this one and now the speedometer is way off and shifting is poor (it won't program back to facory settings). He has stock wheels for winter and "big pimpin" wheels for summer which is why he was messing with it. He ha... |
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| 2006 Cadillac CTS 2.8L theft VIN: 1G6DM57TX6 hi guys i need some hepl with this cadillac cts the problem is that the car cam in with a u code problem so i replace the ecm all the u codes went away car starts and run no problem .but only the theft light is on .code in theft module is b3031 securty system ... |
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| 2004 Chevrolet Colorado LS 3.5L Mechanical VIN: 1GCDT13644 Need some help from some of the GM experts. I have a 04 Colorado 3.5L 5 cyl that i just installed the head. Had a burnt valve on cyl3. Put everything together and I got a P0017 code right away. After doing some research I decided to recheck the timing and it w... |
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| 2007 Chrysler Pacifica Touring 4.0L Occupational Classification Module VIN: 2A8GM68X57 OK fellow techs. This one will make one drink...heavily. Due to a error listed in the Occupational Classification Module, OCM, that stated a short to ground on BUS signal (Other modules also had same code but the OCM doesn't produce codes, just error messages?... |
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| 1999 Dodge Ram 3500 5.9L Cuts out, No idle above 1800 VIN: 1B7MC3367X Customer installed a 2001 5.9 cumins replaceing the orignal 1999. The truck in gear only goes to 1800 rpm and will speed up to 60 or so. Out of geer the truck will go to 3500 rpm or normal.i reprogrammed the pcm to 2001 5.9 no change. Codes are p0501/p0230/p16... Trouble codes: P0501 (Vehicle speed sensor range/performance), P0230 (Transfer pump circuit out of range), P1693 (Dtc in jtec module) |
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| 1999 Ford Expedition Eddie Bauer 5.4L Lighting VIN: 1FMPU18LXX Hi,every one we have this expedition came in with combination switch problem, we installed new switch and connector , suv came back with same problem!! with the different this time was #13 fuse blown , with new fuse test drive , fuse blown again.!! the thing i... |
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| 2011 Ford Fiesta SE 1.6L Stall VIN: 3FADP4BJ8B Car came in to shop with , " customer states car stalls sporadically, clicks and then dies" written on ticket. I check/tested : Battery & Alternator, starting system all checks good. battery is original factory but tests good. Battery rated at 500CCA was measu... |
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| 2007 GMC Sierra 3500 HD WT 6.6L MIL Lamp on VIN: 1GTHK39627 Need help from Diesel techs as this is new to us, I must applaud you guys as these vehicles are not easy to work on. We did only the glow plug. Trouble codes: P0208 (short in injector) |
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| 2006 Jeep Liberty Sport 3.7L Intake Manifold VIN: 1J8GM48K36 Vehicle came in with intake blown apart carried out above checks and found no problems. replaced manifold & road tested for two days. Handed back to customer & within 24hrs had blown apart again. Checked for leaking injectors again but all ok. I have not scope... |
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| 2005 Mercedes-Benz E320 3.2L esp control error VIN: WDB2110562 When going around a round about,the brakes come on at the same time as triangle flashing on the dash.I have changed yaw rate sensor under drivers seat. same issue with new sensor, is there another sensor some where we can not see causing fault? wheel alignment... |
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| 2007 Mercedes-Benz ML320 CDI 3.0L No Start, Cuts out, Stall VIN: 4JGBB22E07 First off let me say that I am familiar with diesel engines. I am very familiar with Duramax, Caterpillar and Ford. This vehicle came to us several weeks ago with a CEL on. We scanned it only to find one code for low fuel pressure 2021. Customer explained that... Trouble codes: 2047 (low fuel rail pressure), 2051 (low fuel rail pressure), 2021 (low fuel rail pressure) |
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| 1987 Nissan Pathfinder SE 3.0L Excessive Emissions, Surge, Cuts out, Stall VIN: JN8HD16Y3H Thanks in advance for your time. Vehicle came in with bad surge at cruise, and surge and stalling at idle. Feels like its going into failsafe mode. Occasionally it runs great, but most of the time has problem. Cold/hot doesn't matter. Wiggled all wires, pounde... Trouble codes: 44 (testing and results) |
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| 2003 Nissan Murano SE 3.5L No Start, Poor Idle Quality, Stall, MIL Lamp on VIN: JN8AZ08WX3 Vehicle came in with a P0570 and the idle up at 1200 rpm. Pursued the throttle adaptation procedures, Solus and Launch were hit and miss as to actually dropping the idle and the manual procedure would also work at times and others not. Eventually with multiple... |
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| 1998 Pontiac Sunfire GT 2.4L start and stall VIN: 1G2JD12TXW ok guys im stumped this sunfire came to me from another shop it came to them for a start and stall and they replaced the engine said oil was full of gas they took it to a dealer and they said no compression on #2 cyl then it showed up here I started with the b... |
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| 2007 Pontiac Solstice 2.4L fuse 56 VIN: 1G2MB35B47 the customer states if the car is not driven for 3 or 4 days the battery is dead. we did a draw test on it and found after about 20 or so minutes that everything shuts down except i still have a .125 amp draw on fuse 56 which controlls the rke functions and on... |
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| 2005 Saab 9-5 Arc 2.3L Poor Idle Quality VIN: YS3ED59A55 We have a 05 Saab that came in for an oil leak and was coming from the head gasket. The head was pulled with intake still attached and new gasket was installed. While pulling head noticed that previous person glued the pcv pipe back together and blocked it. th... Trouble codes: P0300 |
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| 2008 Saturn Vue XR 3.6L Bleeding VIN: 3GSCL53728 Hi everyone and thanks in advance for your assistance. I have this 08 Saturn Vue that wont bleed the brake system properly. When connecting the scan tool, it will attempt to bleed the left rear and the abs will activate. The left front will bleed very well wit... |
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| 1991 Toyota Land Cruiser 4.0L Cam gear VIN: JT3FJ80W0M -Suv came in on the hook no start. Found plastic cam gear stripped teeth. This gear is a pressed on part. We managed to remove the old gear, does anyone have recommendations on installing the new one while cam is still in the motor, motor still in truck? Thank... |
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| 2007 Toyota Prius Touring 1.5L Heating VIN: JTDKB20U57 Poor heat intermittent. Coolant level full. Vehicle has warm air for the first ten minutes of running, only at stops when gas engine shuts off. Driving down the road has good heat from mechanical water pump. When vehicle acts up I have one heater core hose hot... |
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| 2006 Volkswagen Passat 2.0T 2.0L oil pressure VIN: WVWAK73CX6 Vehicle brought in with complaint of oil pressure low message coming on intermittently. Engine also sounds like a diesel. After driving about 10 minutes the warning came on. We hooked up a oil pressure gauge and had the following readings- idle 12-17 psi BEFOR... |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 1992 Acura Vigor GS 2.5L code 14 VIN: JH4CC265XN Thanks for all the replies. Found out that a motor had been put in this car a year ago or so and the check engine light had been on ever since. (maybe why it was burned out). so the fix was that the knock sensor 2 and the EACV have the same plug. one has two w... |
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| 2005 Buick Century Custom 3.1L Radio and wipers VIN: 2G4WS52J85 I have still not been able to reproduce customers concerns. |
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| 1998 Chevrolet Express 3500 LS 5.7L No Comm. to scantool VIN: 1GBJG31R6W Happy holiday season to all, and thanks for the help.Still trying to fix this one and have gathered more info. Got vehicle back from dealer that could not program or communicate with tech scan tool, and they noted a p1255 (class 2 comm failure) I had it towed ... |
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| 2008 Chevrolet Suburban 1500 LTZ 5.3L Rear Liftgate VIN: 1GNFK16348 Thank you to all of you that replied. I think Jerry from Georgia may have found our issue and we will continue with his post when the vehicle returns. As I mentioned, it came from a body shop and the customer wanted the vehicle back. We found that if you tu... |
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| 1997 Chrysler Town & Country LXi 3.8L No Start VIN: 1C4GP64L7V I notice the 8 volt supply (orange wire) was slightly high (10 volt) when engine is running but drops to about 8 volt once the ignition key is turned off. I decided to cut the orange wire a few inches away from the PCM, the ASD relay stop clicking. I later dis... |
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| 2000 Dodge Neon ES 2.0L No Start VIN: 1C3ES46C0Y Those of you that suggested we check the timing were right on the money. When we changed the belt and water pump I remember pricing out the whole kit that includes the tensioner and pulley. The customer led us to believe, that he was getting rid of the car and... |
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| 2000 Dodge Grand Caravan SE 3.3L Misfire VIN: 2B4GP44G5Y Thanks to all that replied. After 40+ years I forgot the basics. I did check for spark from the coils and did an injector balance test. All were ok with smaller drop on #2 (which I expected) Then, after your replies, I did a compression test both running a... Trouble codes: P0302 (Miss 2 cylinder). |
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| 2002 Dodge Grand Caravan Sport 3.3L Dash Lights VIN: 2B4GP44372 No problems found at this time, as long as the passenger door lock switch is not used. Customer requested the switch disconnected, if further problems arise they may repair at that time. |
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| 2006 Ford F-250 Super Duty XL 5.4L Poor Idle Quality, Hesitation, Surge, Misfire, MIL Lamp on Hi guys sorry for the delay. We gave up on this one after replacing both cam phaser and vvt solenoid at the customers request with no change in performance. We conclude that the massive amount of sludge in the engine was the cause and with no effective remedy ... Trouble codes: P0012. |
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| 2007 Ford Expedition XLT 5.4L Misfire VIN: 1FMFU16557 Removed the new Champion 7989 plug that was first put in and replaced it with a Motorcraft platinum PZH-14F and no more cold start misfire. Vehicle is fixed! now doing full tune-up hopefully can get all plugs out appropriately. Trouble codes: P0306, P0316. |
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| 2003 Honda Accord EX 3.0L Srs VIN: 1HGCM66553 Ran new wires from SRS module to pretensioner waiting for customer to report back about fix |
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| 2006 Hummer H3 3.5L Unknown VIN: 5GTDN13696 HI GUYS THank all of you guys for the info the first body control was no good it was new from the dealer the problem was when i plug in the body control and turn thr key on only the engine light on so i get a next body control and program it the truck start ri... |
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| 2005 Mazda MPV ES 3.0L Misfire VIN: JM3LW28A05 I AM GOING TO TRY A INTAKE GASKET AND SEE WHAT HAPPENS. IF NOTHING CHANGES I WILL REPOST IF POSSIBLE Trouble codes: P0171, P0174. |
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| 2007 Mazda 3 S 2.3L Unknown VIN: JM1BK34327 Sent vehicle to dealer for inspection. Dealer replaced lower control arms. Said bushings were worn out. |
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| 1984 Mercedes-Benz 500SEC 5.0L valve train VIN: WDBCA44A5E thanks for all the good advise after all of the diagnostic customer decided to get rid of the car because they did not want to put that much money into it. thanks again.. |
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| 2008 Porsche Cayenne Turbo 4.8L Hydraulic sway bar VIN: WP1AC29P68 Vehicle is fixed and customer says its never driven so nice and quiet. After vacuum bleeding and performing autologic bleeding proceedure multiple times with no change decided to drive it as is for a day or so and the more we drove it the quieter it got. Sti... |
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| 2004 Toyota Sienna XLE 3.3L vsc VIN: 5TDZA22C24 Hugh [...] owe you a drink!! |
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