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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for July 9, 2014
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Open Help Requests for All Makes and Models
Help Request Answers
2005 BMW 325i 2.5L A/c VIN: WBAEV33405
Vehicle has cold air from center vents. Defrost and bottom vents are hot. System has a full charge. DTC's 20 AUC heating and 1E AUC sensor present and won' clear. Haven't found information an how to diagnose DTC's with Alldata. Any help from you BMW guys would...
2006 BMW 325i 3.0L water pump VIN: WBAVB13576
2 days after return to customer "service engine soon" light came on. Codes found were 2E81-electrical coolant pump speed diviation and 2A13-DMTL leak diagnosis pump, activation. The vehicle has not flashed the overheat lamp. Question one is should you always s...
1976 Cadillac Eldorado 8.2L No Start
Holy flooded! Car came in as a no crank. Twisted the key got about a half revolution and could observe fuel running out of the front crank seal. Pulled the drain plug and drained about 4 1/2 gallons of gas and oil (mostly gas) out of the crankcase. Found all f...
1999 Cadillac Escalade 5.7L a/c compressor VIN: 1GYEK13R9X
customer came in with bad clutch on compressor replaced compressor and recharged noticed compressor stays engaged all the time unplugged low pressure switch still runs unplugged a/c control in dash still runs the only way it shuts off is pull comp fuse or comp...
2013 Cadillac ATS 2.0L Misfire VIN: 1G6AC5SX8D
I have a stupid questin. This cute car has misfire problem. I performed leak down test and found cylinder 4 70% leaking. Please let me know whether I can replaced the piston in vehicle or not. Should I remove the engine to replace the piston and connecting rod... Trouble codes: P0300 (p0304-), P0304
1972 Chevrolet El Camino 5.7L No Start VIN: 1W80U8D401
thanks in advance. Customer brought car to us stating that he put on a intake gasket,and valve cover gaskets, and now the car want start. what little information that we found is no help. my problem is that the car is back fireing through the carb and the carb...
1997 Chevrolet Lumina 3.1L Poor Idle Quality, Cuts out, Stall VIN: 2G1WL52M2V
normally i would have had this fixed by mow, but service writer is too lazy or stupid to ask for vehicle history and gave me a wrong description. Now I need help to get unburied. 97 lumina car 3.1m will run until you hit drive. as soon as you shift to drive en...
2000 Chevrolet Corvette 5.7L Head light Door problem VIN: 1G1YY32G2Y
Hello Friends This 2000 Corvette came to my shop with a new dead battery. When I hooked up the battery charger I found that both headlight cover motors turn, but the headlights won't come up. I disconnected both headlight motor assemblies and charged the batt...
2007 Chevrolet Suburban 1500 LT 5.3L Front Struts VIN: 3GNFC16087
Im working with this rear wheel drive suburban that has the z55 real-time damping suspension. Customer complaint is that the front suspension is very stiff over bumps. The worse the bump the stiffer/harder the hit. Going over a speed bump at 5mph feels like ti...
1999 Dodge Durango SLT 3.9L abs VIN: 1B4HS28X4X
hi guys this car came in with the abs pump running replaced abs module used same problem check all power and ground any idea thanks
2001 Dodge Dakota 3.9L driver side cylinders VIN: 1B7FL26XX1
Came in for a miss.Found all d/s cylinders having a miss.Can pull plug wires while the engine is running and it will not set a dtc.I know I am missing something obvious...but it is driving me nuts now.Cannot understand why it is only running one one bank of cy...
2002 Dodge Grand Caravan Sport 3.3L Hesitation, Misfire VIN: 2B4GP44352
When stopped, engine hot and going to accel feels like misfire and hesitation when taking off just off closed throttle.also after touching accel to bring rpms up slightly will miss as rpms decrease at aprox 650-750 rpms misfire monitor shows random cyls missin...
2003 Dodge Ram 3500 5.9L all lights and gauges VIN: 3D7MU48C03
The cluster in this Dodge starts dancing and flashing as soon as you unlock the door, most of the time. It will eventually shut down after about 15 minutes, according to the owner. I haven't been patient enough to let it go to sleep. The cluster does not respo...
2003 Ford Focus ZX5 2.3L Poor Idle Quality VIN: 3FAFP37Z33
Hi Guys Have a 2003 focus which we just purchased at auction. Mil light is on with code P2274. From what I can see there is only two o2 sensors so I dont know why scanner is showing code for sensor #3. Car idles rough but runs fine above 1500 rpm with no lag o... Trouble codes: P2274
2005 Ford Escape Hybrid 2.3L brakes VIN: 1FMYU96H55
Vehicle blew a front brake hose hose replaced now brake pedal is rock hard codes u2023 c1477 stored red brake light on abs light on, all this happend after hose blew. Any thoughts?
2006 Ford F-250 Super Duty XLT 6.0L No Start VIN: 1FTSW21P96
ICP cranking pressure is 413 psi. I have cranking RPM. Clear codes then under injector buzz test it codes for injector low circuit. When I test primary pump I see 100 psi. I got charger on and one battery is @ 10.5 other is 12.6. I have tried unplugging ICP an... Trouble codes: P0611 (Injector low circuit), P0264 (Injector 2), P0267 (3), P0270 (4), P0273 (5), P0276 (6 all 8)
1998 GMC Sonoma SL 4.3L engine VIN: 1GTCS14X9W
Engine runs down the road normally,but at an idle has rough idle{vibration}feels like a misfire,No misfires show on scanner,I can force a misfire on scanner by pulling a plug wire.I'm leaning toward engine problem{balance shaft,torque convertor?}.After replaci...
1997 Honda CR-V LX 2.0L MIL Lamp on VIN: JHLRD1851V
I believe this vehicle has had a engine swap in the past customer stated failed inspection due to check engine lamp bulb missing bulb was replaced now lamp on at all times with code p1337 according to all data the ckf sensor should be located on front of engin... Trouble codes: P1337
1998 Honda CR-V EX 2.0L compressor VIN: JHLRD1861W
Following the compressor troubleshooting guide in the Honda Service manual all questions answered positively until I measured the voltage between the # 2 terminal of the compressor clutch relay 4 pin socket and ground. There should be battery voltage but there...
2000 Honda Prelude 2.2L Stall VIN: JHMBB6149Y
This Prelude currently has 83K miles on it. It has been coming to us regularly since its first visit in 2007 at 43 k miles. When coming to a stop, this Prelude idles very low most of the time and stalls sometimes when the idle gets too low. If it doesn't stall...
2003 Honda Accord LX 2.4L engine VIN: 1HGCM56393
Came in with timing chain jumped,no compression,all valves bent-machine shop called and said excessive coking in head and asked if it was using oil-called owner-owner indicated that they had been adding oil between oil changes-engine was low on oil when we got...
2004 Honda Odyssey EX 3.5L Compressor VIN: 5FNRL18064
A week ago this was in for a bad compressor that grenaded and contaminated the whole system. So after a days worth of flushing and replacing it was back in business. Today it came back with no A/C. Recovered freon and it was full. Found that I was not getting ...
2007 Hyundai Entourage SE 3.8L Compressor VIN: KNDMC23367
Hello Hyundai Techs. This entourage is killing me. Manual A/C system compressor and cooling fans not coming on. I am using my Modis I can command compressor on and off no problem via PCM. To me that says good relay good compressor good pcm. Replaced ac control...
1997 Jeep Grand Cherokee Laredo 4.0L cluster VIN: 1J4FX58S2V
Cluster intermittently works more inop than works, power windows also inop at same time, can turn key on and cluster does bulb check all warning lamps come on then only airbag lamp stays on, engine runs but no gauge operation in cluster, when I turn the key of...
2006 Jeep Commander 4.7L Horn VIN: 1J8HG48N06
Truck came in with battery going dead due to horn going off! Found horn goes off about 30 seconds after truck is shut off! runs for about 30 seconds then will shut off and may or may not go off again. horn does not operate by panic button on remote or from ste...
2004 Lincoln Town Car Executive 4.6L Misfire, MIL Lamp on VIN: 1L1FM81W14
hi, everyone . Thanks in advance for help,car ( stretch limo) came in a week ago,with code p0358. checked harness ,found ok,change coil no 8 and spark plugs.After couple od days ses light is back on,code p0353,ran a new wire as per identifix from pcm to coil ,... Trouble codes: P0358, P0353, P0357
2004 Nissan Murano SL 3.5L Misfire, MIL Lamp on VIN: JN8AZ08WX4
This car has multiple misfire, on three cylinders to be exact, 1,2,4 has no actions. I did check ignition on the front cylinder, all all have spark, check injector plus that's also fine, I also checked compression they came in at 130 psi across the front ones,... Trouble codes: P0300
2007 Suzuki XL-7 3.6L steering pump
We have another problem child in the shop. This time a 2007 Suzuki XL7. It came in hard to steer. The pump was making a whining noise and leaking very slightly from the shaft. I replaced the pump and flushed the lines. The old fluid had very small metallic spe...
1997 Toyota Corolla 1.6L low flow VIN: 1NXBA02E0V
Customer complained vehicle's heater does not blow hot. was told by dealership it needs a heater core. we disconnected both heater hoses and run water both ways and flows fine, check heater valve and closes and opens ok. disconected heater hoses from cylinder ...
2003 Toyota Camry LE 3.0L Hesitation, Misfire, MIL Lamp on VIN: 4T1BF32K43
This car intermittently develops a hesitation with no consistency. When it happens the SES light will turn on and flash for a short time. We have been chasing this problem for the last year but in the past it was very intermittent and we also had a P0305 along... Trouble codes: P0300 (Random Misfire)
2007 Volkswagen Jetta 2.5 2.5L Mechanical VIN: 3VWPF71K27
I need help form you VW guys. I very seldom work on forgin cars and can't remember the last time I worked on a VW. Car came in with poor cooling. And A/C condenser fans not coming on. When testing for power to fans only the larger one(left hand side) would c...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2003 BMW 330i 3.0L Hesitation VIN: WBAEV53413
We decided to have the customer take the car in hopes we would get a code(s), or the issue would progress. After several weeks still no change. We received a few replies. One to check the MAF, which as stated in the original post, was replaced. Another to scop...
2004 BMW 325i 2.5L MIL Lamp on VIN: WBAAZ33424
Thank you Steven and Andrew from New Jersey. Yes the car has a steel/metal fuel tank. So we called the BMW dealer and YES it normally would be covered under warranty. HOWEVER the car was in an accident and it now has a SALVAGED title. So the warranty went down... Trouble codes: P1447.
1993 Buick Roadmaster Limited 5.7L Unknown VIN: 1G4BT5371P
I extended the drain out about 8 inches with a hose. It had a 90 degree elbow on it already. The drain was spotless when we pulled case down so it was not a stopped drain isssue. It condensated very heavily on outside of case.
1994 Buick Century Special 3.1L Coolant Gauge VIN: 1G4AG85M1R
Hello all! Thank you to everyone who replied. The customer decided that if it's not overheating and the gauge is "just reading crazy"(his words), he isn't going to put any money in it other than what my time cost him to diagnose it. We were about to order a...
2005 Chevrolet Silverado 2500 HD 6.6L steering pump VIN: 1GCHK23275
Well,I did replace the pump and hudraboost with GM parts and things are just fine now.am driving the truck and certain that the problem is fixed.thanks!
2007 Chevrolet Uplander LS 3.9L BPP sensor VIN: 1GNDU23117
Checked yellow sensor line between BCM and brake pedal position sensor. The yellow sensor line continuity is good. And the line did not contact any ground or other lines. So we concluded the BCM was bad. The customer did not decide yet whether fix it or not.
2008 Chevrolet HHR LT 2.4L MIL Lamp on VIN: 3GNDA53P58
Thanks again for everyone's help, this was apparently an IT problem. The original diagnosis was correct, Bricked BCM. I am using a Tech 2 WEB, laptop version of the Tech 2. It apparently cannot communicate on high and low speed CAN at the same time. I took the...
2010 Chevrolet Equinox LTZ 3.0L Misfire VIN: 2CNFLGEY1A
Ok so I didn't get this one fixed. It ended up going to the dealer for repair. They cylinder head does have to come off. There just isn't room to get the injectors out. To answer the questions. I unhooked the injectors electrically and removed the spark plug f... Trouble codes: P00C6, P0300.
2010 Chevrolet Impala LS 3.5L Rr Speed Sensor VIN: 2G1WA5EK2A
2008 Chrysler PT Cruiser 2.4L Unknown VIN: 3A8FY48BX8
thank you guys the problem was the tip module thank you guy again
2005 Dodge Ram 1500 ST 4.7L pcm VIN: 1D7HA18N45
First I would like to thank everyone who took the time to lead me through [proper] circuit testing, Timothy, William, Ken, Frankie, Rhett, Michael and Michael. I retested by powering a headlamp bulb through the circuits from the PCM, OK.Cleared codes and plugg...
2001 Ford F-250 Super Duty Lariat 7.3L Oil In Water VIN: 1FTNW21F81
Thanks for all replies the oil cooler was leaking replaced the cooler, after market from napa $200 .00 and change all seems fine, I noted and cleared the codes drove it to the paint shop & nothing came back will keep you posted when I drive it some more, Thank...
2006 Ford Escape Limited 3.0L Parking aid VIN: 1FMYU94106
Thanks all for the replies. We did get the suv back and we swapped the inner with the outer sensors. One code came back for the Left outer now and ... that's it. So possible intermittent sensor failure and/or connection issues. I recommended to replace at leas...
2008 Honda Accord EX 2.4L No Start, Stall, MIL Lamp on VIN: 1HGCP26878
Ok let me start by saying thank you for all your help on this car, and yes it does take 5w/20 motor oil, and thats what we used but i had a brain fart when typing, we removed valve cover like instructed and found chain loose and cams not in time, vehicle is no... Trouble codes: P1009, P0340.
2002 Mercedes-Benz C230 Kompressor 2.3L No Drive no reverse VIN: WDBRN47J92
Its still a no fix. Replaced tcm, replaced shifter, opened transmission replaced clutches, connecting plate. Transmission is behaving exactly as it did when I purchased car. No codes.
2005 Mercedes-Benz S500 4Matic 5.0L MIL Lamp on VIN: WDBNG84J05
Not happy with this one. This vehicle was released to the owner with the diagnosis of a failed ECU based on circuit testing and the inability to use a scanner (Snap On Solus Pro) to activate the EGR. The owner was advised to seek out someone more capable, as w... Trouble codes: P2001 (Egr).
2006 Mercury Montego Luxury 3.0L transmission VIN: 1MEHM41156
This one is fixed!! As most of the replies said, we removed the torque converter and found the o-ring on the input shaft gone. The fluid was burn't so we opted to replace the converter too. Replace converter seal and o-ring on input shaft. Reassembled, test dr...
2005 Nissan Altima S 2.5L Power windows VIN: 1N4AL11D15
Well, thank each one of you for your replies. After getting good responses from each of you, I tested all the circuits again--no voltage drop on its power and ground circuits. So they have been load tested and tested for voltage drop. Bus volts 2.34V, 2.60V....
2005 Saturn Vue 2.2L no start, no comunication with ECM VIN: 5GZCZ23D75
Found loose power feed to fusebox. Cleaned and tightend termial. Condition has not returned.
2007 Saturn Ion-2 2.2L Instruments VIN: 1G8AJ55F97
Some more research on this vehicle and found that it was purchased in Canada and brought into the states, Used car lot says the odometer was converted to KPH to MPH... I remembered when programming the BCM there was several options that had to be selected one ...
1995 Toyota Tacoma DLX 2.7L monitors
I did a graph scan of a/f sensor and downstream sensor at idle and driving at low speeds. So found no inconsistencies or erratic readings.O2 monitor passed immediately on initial drive cycle after cat was replaced anyway. Decided to let it ride. Just trying to...
2003 Volkswagen Jetta GLI 2.8L Fuel leak VIN: 3VWVH69M03
thank you for the ideas ,we took all apart went back thru smoke tested found a mouse chew spot we had missed on last repair
2005 Volkswagen Beetle GLS 2.0L Radio VIN: 3VWCM31Y25
2007 Volkswagen Jetta 2.0T 2.0L Input speed sensor VIN: 3VWTK49M87
Did sensor and circuit testing and all tested fine. Apparently VW wiring is poor so ran a new overlay harness from sensor to TCM. Released vehicle to customer and am crossing my fingers. Will update if does not work. Thanks for replies.
1997 Volvo 850 2.4L No Start VIN: YV1LS5559V
Looks like Dave from Ohio nailed it. Looked this morning and found what looked like a harness hold down not bolted down, my helper missed it, and honestly I looked for missing/ loose grounds a few times and missed it. Other suggestions were interference with c...
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