Automotive Technicians Technical Discussion and Fixes for Mar 12, 2013

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	Help Request	Answers
	2001 Audi A4 Quattro Avant 2.8L Warning Lights VIN: WAUKH68D61 This vehicle came to us from another independant garage. While vehicle is idling, the cel, esp, brake, air bag, and drl lights come on sporadically (not at the same time) then go back off. If you turn the headlights on, the condition stops. Never saw one like ...	View
	2003 BMW 325i 2.5L noise VIN: WBAAZ334X3 when driving vehicle with slight load going 30 to 40mph and rpms around 1500 there is a droning noise and vibration felt around center of vehicle. When it happens the rpms will drop 300rpms and when it stops the noise will happen. I've R&R drive shaft and chec...	View
	1997 Buick Riviera 3.8L Poor Idle Quality, Cuts out, Stall, MIL Lamp on VIN: 1G4GD2218V This car is in bad shape, but this MAF codeis really a pain. According to all the tests, this sensor has a 5V signal from PCM but this car has battery voltage at sensor. Has a good ground, but nothing is reading on the signal wire back to the PCM when backprob... Trouble codes: P0102 (MAF Low frequency)	View
	1991 Chevrolet Camaro RS 3.1L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, hard start VIN: 1G1FP23T2M Camaro towed in to shop as a no start. Scanned PCM - No Code check injector with noid light & 3 injectors on right side had no noid light. Ohm check indicated one bad injector, but we replaced 2. The car started but would not stay running. Checked coil, plug...	View
	2005 Chevrolet Astro 4.3L Stall VIN: 1GCDM19X35 Vehicle is a 2005 Chevy Astro Van 4.3 belonging to one of my fleet customers Engine Code X No EGR Vehicle code M The vehicle has exhibited stalling for years way before we took on his business Van has 170,000 miles on it and has traditionally never turned on t...	View
	2009 Chevrolet Tahoe LTZ 5.3L larry1959 VIN: 1GNFK33059 customer said she put the truck in 4hi and back into 2wheel and now the service 4x4 message is on Ican put the truck in 4wheel on lift and out of 4wheel .check all fluid levels.there ok	View
	2008 Chrysler Aspen Limited 4.7L MIL Lamp on VIN: 1A8HX58N08 Hello ya'll posting to get feedback that I did everything right here before pulling the trigger on an ECM. Got code P0052 2/1 O2 sensor. Live data reads O2 temp -83*F at operating temp. Sensor has been replaced twice, I varified it was replaced on the correct ... Trouble codes: P0052	View
	2009 Chrysler PT Cruiser LX 2.4L no crank VIN: 3A8FY48909 remove engine and trans to replace engine and trans mounts road test vehicle and verify repair. customer took vehicle customer call back after 3days concerning engine wont start he have to wait for few minutes before vehicle start request customer to bring veh...	View
	1995 Dodge Avenger ES 2.5L 1-2 shift VIN: 4B3AU52N0S First of all I'm not a great transmission guy so I need some help. I have a 95 Avenger 3.0l V6 4 spd auto. There's an issue with the transmission. If you start it up, Reverse works great. Put it in Drive and you can burn rubber in first, then when it shifts in...	View
	2001 Dodge Ram 1500 ST 5.9L brakes VIN: 1B7HF16Z81 Ok sometimes I get lost on a simple problem. I'm overlooking something here. Truck came in with no brakes or weak brakes, Depending on how it felt. Replaced mc, frt rt caliper and most brake lines. Still can't get a hard pedal after bleeding. Tried another mc ...	View
	2003 Dodge Neon SE 2.0L MIL Lamp on VIN: 1B3ES26C43 hello all , i have my personal car here , this is a 03 dodge neon se THAT HAS BEEN ENGINE SWAPPED WITH A 2.4L TURBO SRT4 DRIVETRAIN.The car is all back to stock configuration but i am fighting a p0171 bank 1 lean code. In the morning stone cold the stft is c... Trouble codes: P0171	View
	2009 Dodge Journey R/T 3.5L Starter VIN: 3D4GGH7D69 Car had some cases of intermittent no engine start. Client sometimes was able to start after some tries. Another times it would not start at all. I had received car by tow truck maybe three times. All of then car started normally in the first try on shop!!! N...	View
	2001 Ford F-550 Super Duty XL 7.3L Cuts out, Poor Fuel Economy VIN: 1FDAF57F41 Ok so I am pulling my hair out on this one. It has been in the shop several times and I cant find the fault. I have had new injectors put in and a new IDM all from swamps diesel, new felpro valve cover gaskets with harness. and some new sensors. But still get ...	View
	2001 Ford F-150 Lariat 5.4L Front toe change when in 4 wheel drive VIN: 1FTRX18L91 Customer complains that when the vehicle is put in 4 high the steering wheel shimmys. In 4 wheel drive you can drive about 10 feet in a straight line and the vehicle binds up like the brakes are applied. You can watch the front tires and the toe goes from 1/8 ...	View
	2005 Ford Freestar SE 3.9L Hesitation, Surge, Misfire VIN: 2FMZA51675 Hello fellow Techs, I have this wonderful Freestar that will, when driving, misfire ever so slightly while at crusing speed. I can, most of the time, get the vehicle to act up while driving over 50 mph, (I have felt it @ 30mph), but not every time. I have obs...	View
	2006 Ford Explorer Eddie Bauer 4.0L Cuts out, Stall VIN: 1FMEU64E96 The Explorer came in with a complaint of stalling coming to a stop . The codes in the memory were P0740 - p0743 and a code p01489 PCV Heater Control . We roadtested the vehicle 80 miles after second repair and could not duplicate the complaint . The customer e... Trouble codes: P0740	View
	2007 Ford Edge SEL 3.5L shift interlock VIN: 2FMDK49C27 Hello all, I have here an interlock problem. When the car came in last month for an interlock problem I checked it and saw it was sticking/slow/inop at times. I backprobed the 2 wire connector at the shift solenoid and stepped on the brake. It had 12v and grou...	View
	2000 GMC Yukon XL 1500 SLE 5.3L brake pedal VIN: 3GKFK16T3Y Hi All Brake Masters. This vehicle came n for not stoping when trying to make a stop at 50 mph . it will stop properly at 25/30 mph. higher speed wheels will not lock or stop. First thing tech bleed the system . rear lines had very dirty/coroded color fluid a...	View
	2000 GMC Savana 3500 5.7L MIL Lamp on VIN: 1GTHG35R2Y I have lean codes for Bank 1 and Bank 2. Customer says the Van has died on him at times I have checked fuel pressure at filter pump is pushing 90 psi and also checked at regulator and the pressure was a little low at 47 replaced regulator and now pressure is 5... Trouble codes: P0171 (Fuel System Lean), P0174 (Fuel System Lean)	View
	2005 GMC Envoy SLE 4.2L cruise VIN: 1GKDT13S25 Cruise disengagement history of D WHL SPD HI I cannot find anything on this disengagement reason Local dealer hasn't been able to help Graphed both wheel speed sensors and no irregularities when this disengagement reason comes up Please help	View
	1999 Honda Accord EX 3.0L Hesitation, Misfire VIN: 1HGCG1650X fuel pressure normal 41 psi with vacuum disconnected Trouble codes: P0300, P0302, P0303, P0305, P0306, P1399	View
	2005 Honda Civic Value Package 1.7L intermittent misfire VIN: 2HGES16315 Hi,does anyone have the fuel injector resistance spec.,I can`t find it on mitchell nor alldata. Thanks in advance to all, Alfredo Trouble codes: P0302	View
	2006 Honda Civic Si 2.0L Check eingine PO341 VIN: 2HGFG21576 Please help to let me know if replaced camshaft position sensor exhaust side and intex side will fix the check engine light CODE PO 341- camshaft position sensor circuit range/Performance. Thanks	View
	2009 Honda Civic LX 1.8L aldl VIN: 19XFA16519 houdy fellow tecs . have this 09 honda with a ses lamp on tryed to scann with snapon, launch,genisys scanners no communication with any of the moduls. checked for activity at the aldl with ase wave tool .no reason why i should not be able to read the scanners ...	View
	2005 Jaguar XJ8 4.2L Air suspension VIN: SAJWA79C15 First off thanks to any of the Jaguar fellows that see fit to help. Vehicle came in as an auction arbitration. The right front air spring was leaking. Replaced air spring. Left front looks very new. Checked for leaks and found none. Let vehicle sit over the we...	View
	1997 Jeep Wrangler SE 2.5L No Start VIN: 1J4FY29P3V I have performed all fuel,compression ignition tests,etc. First off i found the distributor bushing to be wornso badly,i could actually move the rotor1/4"sideways.customer bought me another distributor from blown engine(no wiggle in shaft).once in a while the ... Trouble codes: P0320 (Intermittent or no crank signal)	View
	2001 Kia Optima SE 2.4L Hesitation VIN: KNAGD12611 bought this auto in excellant shape. has a bog or no power when cold. change timing belt and water because i'm selling it. newcoils iac, tps mass air flow sensor. all this was done by previous owner. i've scoped all of these sensor and all look good. even drop...	View
	2002 Lincoln Navigator 5.4L MIL Lamp on VIN: 5LMEU27R52 This vehicle came in from a car lot with the engine light on they ask me to c if i could fix it so it would pass emmessions. Heres the problem i replaced the o2 sensor and speed sensor in rearend ok then drove it about 80 miles light comes back on speedodomete...	View
	2005 Mini Cooper 1.6L Signals VIN: WMWRC33425 Hello group, this mini's Turn signal indicators & hazard lamp indicator & instrument panel back light do not work. Also the Radio turns on but has no output. The signals & flasher do work on the outside of the car. customer states this occured directly after a...	View
	1997 Nissan Sentra GXE 1.6L MIL Lamp on VIN: 3N1AB41D2V Replace all valve in system and canister. code keeps coming back Trouble codes: P1447	View
	2003 Nissan Altima S 2.5L Engine # Shut Off Hi i have 2003 nissan altima 2.5 missed fire no # 1 code p0301 engine stall check and swap coil ok while engine running take out coil # 1 , 2 and put it back, then engine run fine, after a day it happen again.i pull it out #1,2 coil and put it back then it run...	View
	2005 Nissan Maxima SE 3.5L Timing chains VIN: 1N4BA41E95 i have replaced this timing chain due to broken primary chain tensioner guide. causing a noise. 1 week after that it came back with noise again. i took it apart to see what was wrong. replaced all the o rings for the oil passages. noise was still there. warran...	View
	2008 Pontiac Solstice GXP 2.0L No Start, Stall VIN: 1G2MG35XX8 car was running fine and stalled. Could never get it running again. engine will crank and after about 5-10 seconds it will fire on about 2 cylinders then stall. No mil. but sometimes you have a p0336 code and sometimes not. after awhile it wont even hit on a f... Trouble codes: P0336 (Ckt sensor perfromance)	View
	2001 Saab 9-5 SE 3.0L No Start VIN: YS3EF48Z91 hey gang! i am stumble here with this saab, i have zero experience on this vehicles, car sometimes won't even turn the engine, and when it does it will try to run, but won't start, at the begining it will try, but at the third attempt it will just sound like n...	View
	2004 Saab 9-3 Linear 2.0L Starting VIN: YS3FB49S94 Car was towed to me and customer stated that car died while driving. They said that the stability control light came on and car shut off. So i started by checking for codes and the only code was the P0601, ecm check sum memory. no other codes in system. I noti...	View
	1989 Toyota Land Cruiser 4.0L No Start, Stall, Diesel conversion VIN: JT3FJ62GXK Diesel motor, starts and dies, runs 2 seconds or so, vacuum line from injection pump to intake is pulling fuel, what i need is help diagnosing and parts help if possible, we work on very few diesels, but customer refuses to take vehicle anywhere else.	View
	1994 Toyota Camry LE 2.2L Tachometer; Charging VIN: 4T1SK12E7R Vehicle came in weeks after prior Alternator and PRNDL replacement ( repairs\symptoms successful at those particular visits)...with an intermittent loss of tachometer, phantom electrical throughout cab & fuse #7 blowing immediately. Re tested PRNDL (After mark...	View
	1997 Toyota Camry CE 3.0L Hesitation, Misfire, MIL Lamp on VIN: 4T1BF22K3V Hi all need some help,i have an intermittent bank 1 misfire it seems to only happen when near or at normal operating temp.i have checked the timing and its dead on t belt was replaced about 30k ago and tension was good.i also checked fuel pressure as the car w... Trouble codes: P0300, P0301, P0303, P0305	View
	2003 Toyota Camry SE 2.4L Stall, Shuts off at 3000rpm VIN: JTDBE32K33 car runs and idles perfect until driving and hitting 3000rpm. then it shuts off like the key was switched off. originally found that crankshaft position sensor wire had worn through to ps pully. replaced sensor and same issue. tested and cleaned grounds (inclu... Trouble codes: P0315, P0316, P0317, P0318	View
	2005 Toyota Corolla CE 1.8L rear brakes VIN: 2T1BR32E85 Customer came in with complaint of rotational creaking/squeaking noise from left rear wheel towards end of stop, tset drove vehicle to confirm complaint. Pulled vehicle in a pulled rear brakes apart, rear brakes were low,worn unevenly & very far out of adjustm...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2009 Audi A4 2.0L MIL Lamp on VIN: WAUJF78K29 LTFT and STFT were 6.5% and -1% but I smoke tested it anyway. None was found. Believe it or not, Audi refers to P2279 as air intake Temp. sensor fault. According to the resistance and temp chart, the sensor was out of specs. R&R the sensor. Set the readine... Trouble codes: P2279 (intake air system leak), P2188 (System too rich off idle sporadic).	11
	2001 BMW 325i 2.5L airbag light VIN: WBAAV33471 thanks to everyone who replied. it was the seat occupancy sensor in the seat. should have known this when the dealer had it on the shelf. didn't need to reprogram just cleared the code and all is good. you guys rock!!	7
	2007 Buick Lucerne CXL 3.8L No Start, Stall VIN: 1G4HD57217 Well, I'm going to close this request. The customer is still driving the car without incident. The responses I got were power, ground, and ignition switch related. Unfortunately it hasn't failed lately but when it does I’ll update this post. Thanks again for ...	13
	1986 Chevrolet El Camino Conquista 5.0L Heat Guage VIN: 3GCCW80H1G Thanks for the info all. Some was right on target, some sent values for fuel tank senders and other gauges, but thanks for the time and effort.	16
	1995 Chevrolet Blazer 4.3L Cuts out, Stall, MIL Lamp on VIN: 1GNDT13W5S Hello to all, I have not had this vehicle return but was able to at least verify that the exhaust cat is good. I have a sneeking suspicion that the injectors are leaking but haven't had a chance to get knuckles deep into it to verify. Thanks for all the input ...	36
	2000 Chevrolet Venture 3.4L Power Steering Pump VIN: 1GNDX03E2Y Turns out I got 3 bad A1 Cardone rebuilt P/S pumps. I installed a known good [used] pump and the problem is solved. Thanks for all your help. I had to wait for the customer to return to replace the pump.	23
	2003 Chevrolet Trailblazer LT 4.2L MIL Lamp on VIN: 1GNES16S63 Most replies pointed to possible issues with timing components being worn or that sludge could be blocking passages feeding vvt system. We flushed engine over 2 weeks ago and have not been able to get in contact with customer to find out if problem is correct... Trouble codes: P1345.	17
	2005 Chevrolet Cobalt LS 2.2L Transmission Control Module VIN: 1G1AL52F05 Hello All, Firstly I would like to thank everyone that took the time to respond to my help request. If it wasn't for you'll i would not have finished this vehicle. you led me in the right direction. After jumping pins 6 and 14 of the DLC my reading was 61ohms ...	8
	2007 Chevrolet Equinox LT 3.4L Will not reset 3 mon VIN: 2CNDL73F87 I would like to thank everyone who replied.ambient temp reads correctly,ect,t-stat working correctly wich let vehicle register cold starts and go into closde loop. this sukka needed 1,163mi worth of driving. My original post was wrong i could not perform evap ...	7
	2003 Ford Escape XLT 3.0L radio VIN: 1FMYU93153 thanks to you Erick for you're help the problem was the electrical parts of the ignition switch.Whit the scanner i could see the position of the switch and it stay sticked in acceessorie position.	4
	2005 Ford Explorer Sport Trac XLS 4.0L cruise VIN: 1FMZU77K45 car is fixed? after testing for hours the customer picked up his car,i told him about the cruise working with the cotter pin jumped across switch terminals at master cylinder,he said to leave it like that and he would let me know.next day he was back and said...	4
	2007 Ford Fusion SEL 3.0L Pcm VIN: 3FAHP08107 Ok. Customer opted for new PCM. Tried a used on just to see and it will not work unless programed like most of you said. VIN must match. Thank you for all of your help.	5
	2005 Honda Odyssey EX 3.5L Surge, Misfire VIN: 5FNRL38785 thanks to everyone i did put axles in rear motor mount front test good by the specs, torque converter has been done reflashed pcm. cust is going to drive until it gets worse just cant pinpoint to the problem, will update as it comes	24
	2000 Lincoln Town Car Signature 4.6L Air Suspension VIN: 1LNHM82W6Y First I want to thank everyone who replied. Tim told me what I really wanted to know. Paul and Matt also helped. I believe that the main reason the compressor failed after 3 years was due to solenoid valves which were intermittently sticking open or closed. I...	7
	1972 Mercedes-Benz 220 2.2L No Start Thanks for all the great replies. Im sure this post will help others. Special thanks to Steve in Florida for holding my hand though this job. Steve confirmed that injection pump timing was off because the closet I could get with start of delivery was 1 drip...	15
	1998 Nissan Altima GLE 2.4L No Start VIN: 1N4DL01D4W All power and grounds tested good at the ECM and distributor..tried numerous distributors, All had intermittent spark...tried several ECMs same problem. Loosened and retightened all grounds I could find on the engine and engine compartment...then car started a...	22
	2008 Nissan Xterra X 4.0L abs,n 4wd, cruise VIN: 5N1AN08W18 I have fixed this vehicle but must admit don't know what I did that solved the problem. I had both front sensors apart, checked for proper voltages (batt on one wire and ground on the other), compared both left front readings with the right front, everything c...	3
	2004 Saturn Ion-3 2.2L 1-2 shift VIN: 1G8AL54F24 FIRST OF ALL THANKYOU TO ALL THAT REPLIED.I DID FIND WHAT WAS CAUSEING THE COMMUNICATIONS PROBLEMS (U1016). IT WAS A CIRCUIT BETWEEN THE PCM AND THE TCM,AS ONE OF YOU GUYS STATED,REPAIRED THE CIRCUIT AND THAT SOLVED THE U-CODE ISSUE.REMOVED THE TRANSAXLE AND H...	4
	1992 Toyota 4Runner SR5 3.0L Poor Idle Quality, Hesitation, Cuts out VIN: JT3VN39W2N Thanks for all the input on this. Did find the issue after performing leak down test on the engine, found that right bank cam had worn lobes. Customer opted not to repair at this time. Again thanks for the input.	14
	2002 Volkswagen Jetta GLS 1.8L No Start VIN: 3VWSE69M02 Great Info and thanks for the replies.. The issue was really this.. Vehicle cam in as a "no start" and had an RPM Sensor code and no spark. The ECU also had misfire codes, which I disregarded (at the time) as unreliable because of RPM Sensor Issue. However, af...	6
	2005 Volkswagen Passat GLS 1.8L engine VIN: WVWBD63B15 Thanks to everyone for their replies. Replaced the oil pump and the pickup tube. Replaced oil with VW approved synthetic and advised customer as to proper oil type and weight.	21
	2005 Volvo XC70 2.5L MIL Lamp on VIN: YV1SZ592X5 thanks everyone for the help. crankcase breather was partially plugged, replacing that and double checking all hose connections the air flow sensor code went away. Trouble codes: 120D.	5

(Also Available: All, Asian, Chrysler, European, Ford, GM.)