Automotive Technicians Technical Discussion and Fixes for Jul 23, 2005

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Open Help Requests for All Makes and Models

	Help Request	Answers
	1983 BMW 735 I 3.2L no spark VIN: WBAFH8101D help needed for this German market car we have all kinds of info on us modles and none on this, there is power to the coil, and at least 1 or 2 engine ecu pins, both crank position sensors, have been replaced, as well as several ecu's the original was missing,...	View
	1993 BMW 325i 2.5L Battery drain overnight VIN: WACB4318PL Battery will drain out after park overnight. Using Test light see test light glow bright that means circuit short some where. Pull each fuse in order find out which circuit relates to short. When pull fuse #31 the test light cut off (not dim out). Fuse # 31 re...	View
	1994 Cadillac DeVille 4.9L comp, low freon VIN: 1G6KD52B9R Replaced comp. (broke crank shaft). Reman from Ranshu. Flushed, new accum. and orrif. at this time. Worked @ 3 Wks. Came back locked up. Don't know about these systens (only work on Toyo. and Lexus). Have read about a/c relay bad. PLEASE HELP (buddy deal, loos...	View
	1993 Chevrolet S10 4.3L no mil light VIN: 1GCCT14Z4P Truck came in with customer stating that after truck becomes hot it will shut down. Temp gauge was not working and I replaced bad sending unit for gauge. Truck runs around 200-210 degrees in shop and was not able to confrim shut down. It does start too run rou... Trouble codes: 14 (coolant sensor high), 15 (ECT low), 23 (IAT low), 32 (egr error), 34 (map sensor circuit low), 35 (IAC error)	View
	1999 Chevrolet Silverado 2500 5.3L 1-2 shift VIN: 1GCGK24U8Y Hello group, I havn't ran into this before. This truck has no 1-2 shift. The engine RPM's rev way up, and no shift occurs until you get up to 50 MPH. I hooked up my scan tool to retrieve any trouble codes. Codes P0751, P1810, and U1041 were stored. I tried to...	View
	2001 Chevrolet Astro LS 4.3L Poor Idle Quality, Cuts out, Stall, MIL Lamp on VIN: 1GNEL19W21 I have a 2001 Chevy Astro van. Van running fine, all at once when we came to a stop it would stall. No idle at all. Felt like you turned the key off. No check engine like. It would restart and run fine until you took your foot off gas and then stall again. I ... Trouble codes: P0506 (low idle)	View
	2001 Chevrolet Tahoe 5.3L fuel gauge erratic VIN: 1GNEK13T11 Hi guy's, Need some help with this one. When you start the vehicle up, the fuel gauge often reads E and the low fuel light is on in the info center. Put the vehicle in drive and the low fuel light goes out and fuel gauge goes up to normal level. We have not r...	View
	1998 Chrysler Town & Country LXi 3.8L wiper blades,horn,parking lights VIN: 1C4GP64L6W After replacing pcm van started and all items worked.We went to take to the dealer to have the pcm and bcm flashed, when we opened the vehicles door the horn, wipers and runninglights started going off. All the switches were in the off postion.We disconnected ...	View
	2004 Chrysler PT Cruiser Touring 2.4L oil in the water VIN: 3C4FY58894 2004 pt cruiser 2.4 turbo came in with a water leak at heater hose, fixed that when draining the rad noticed oil coming out at the end of the drain not milky so cleared filled with oil went and drove came back after 20 miles car runs great no over heat, but 1 ...	View
	1993 Dodge Caravan SE 3.0L No Start VIN: 2B4GH4536P came in with no spark. could not access computor with scan tool though with key got code 37 from flashing light. checked operation of ASDL relay. Removed distributor cap and cranked to verify rotation- good, Turn key on and get 3 seconds fuel pump operation as... Trouble codes: 37 (partial throttle unlock transmission- torque converter)	View
	1999 Dodge Ram 2500 5.9L No Start, HARD START VIN: 1B7KF2368X This diesel is very hard to start. We replace the injection pump, it was starting fine before injection pump replacement. The glow plugs come on when the engine is cold or cool and the engine will crank for 10 seconds and then start, the vehicle drivers perfec...	View
	2001 Dodge Caravan SE 3.3L Headlights VIN: 2B4GD44RX1 Hello. I have a 2001 Caravan that has a headlight problem that seems to be intermittent. When the low beams are on only one will work, and when the high beams are switchd then the oppisit bulb will work only. The bulbs are ok. There appears to be no power to t...	View
	1995 Ford Mustang GT 5.0L Poor Idle Quality, Surge VIN: 1FALP45T5S just purchased this 95 mustang gt 5.0. We only work on euro cars here so I have no real diag or knowledge on theese cars, so I am turning to you guys. This car runs rough almost feels like a miss, you can feel it betwwen 800-1300 rpm. If you accelerate hard ca...	View
	1996 GMC Savana 1500 5.0L No Start VIN: 1GDFG15M7T Hello again all. I towed in this 1996 GMC van with a no start. I have good spark at all the plugs, I have a fuel pressure reading of 40 psi and a good injector pulse on all but one cyl at the bulk head connector in the center of the engine. This is a vortec en...	View
	1993 Honda Accord EX 2.2L Hesitation VIN: 1HGCB7674P car only has problem after cold start. starts and runs fine at first. can drive car about 1-2 blocks before power loss starts. fuel pressure never varies. also fuel sample ok. fuel volume ok. car responds and feels just like car with plugged cat converter. rem... Trouble codes: 12 (ho2s circuit)	View
	2000 Isuzu Rodeo LS 3.2L fuel gauge inop. VIN: VSDM58W9Y4 I pulled the sending unit and found it dead. I installed a new sender and now I have a DTC for fuel level voltage too low. The gauge still defaults to full or empty, depending on it's mood. Mostly to empty. Any ideas? This unit is sold so I need to get it fixe...	View
	1988 Jaguar XJ6 3.6L Hydraulic System VIN: SAJHV1645J Power steering pump recently replaced with reman. unit because of leakage. Knocking noise from hose/solenoid block area at higher rpm (and while driving). Not noticeable at idle speed. Disconnecting the large yellow plug eliminates the noise but then car lacks...	View
	1994 Jaguar XJ6 4.0L engine temperature VIN: SAJHX12740 installed '91 engine in '94 car, runs great but overheats at idle, fan does not operate. Put a jumper in thermostatic switch connector and idled engine, engine still overheats and will not stabilize. Tried a new t-stat, no help. Removed guts from old t-stat so...	View
	2005 Jeep Grand Cherokee Limited 5.7L flash programming VIN: 1J4HR58225 NEW generic NGC controller will not accept transmission portion of the flash update using STARScan. Have tried disconnecting ABS controller, interupting power to PCM during the requested "power down", disconnecting other controllers in an attempt to lessen bus... Trouble codes: P0602 (Transmission not programmed), P0700 (General Trans Fault)	View
	1964 Lincoln contnental 430CID leaks fuel from carb VIN: 4Y82N42605 ran good after timing conponent changed now when up to temp seems to flood all the time shut off and gas runs out of the carb on both sides would like to rebiuld carb but cannot fined carb kit or rebiult carb only option so far is to send carb to winipeg manat...	View
	1999 Mazda 626 ES 2.0L transmission VIN: 1YVGF22C6X customer lost 4th gear when driving vehicle. once he turned the overdrive off he was able to drive it to my shop. we then noticed that the vehicle would not move in reverse with the engine running even if you pushed it. then we noticed that the vehicle goes fo...	View
	1992 Mercedes-Benz 600SEL 6.0L Hesitation, Surge, Cuts out VIN: WDBCA57E3N hello, I have asked for help with this one before. The problem was worse and not just intermittent before we replaced most all vacuum hoses. We also checked inside throttle actuators for corrosion, and it fixed the high end cut out after this work. Now we woul...	View
	1998 Mercedes-Benz C230 2.3L No Start VIN: WDBHA23G9W car came from used car dealer starts & dies,obtained new key from dealer- still starts & dies Ran short test & had many codes relating to low battery voltage, cleared all codes & none return.scanner says drive authorization ok, steering does unlock is there ...	View
	1998 Mercedes-Benz E300 3.0L Poor Fuel Economy VIN: WDBJF25F9W My question is, my customer has been complaining about a reduction in fuel milage. It used to be 28 city and 36 highway. Now it is 23 city and 30 highway. Does anybody have any insight as to something I may have overlooked or don't know? What else might cause ...	View
	1995 Mercury Cougar XR-7 4.6L Hesitation, slow response VIN: 1MELM62WOS Hi Guys! This car I am working on, when you press on the gas has no response (too slow), like it hesitates. Doesn't speed up at all making it seem like it is running out of gas. First thing I did was change the fuel filter, worked for a day or two, then came b... Trouble codes: P1151	View
	1993 Mitsubishi Eclipse GS 2.0L Cuts out, Stall VIN: 4A3CF44E2P Been working on this car for a while.Any body can help please and thank you.The emission machine is out so cant tell where the co and hc is doing.	View
	2000 Toyota Corolla VE 1.8L oil consumption VIN: 1NXBR12E9Y Hey, I have got this 2000 Toyota corolla that has excessive oil consumption. This car belongs to an older lady that lives alone. She first noticed the problem when she went on a trip and the oil light came on. She pulled into a gas station, and was 3 1/2 quart...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1996 Cadillac Seville STS 4.6L bcm VIN: 1G6KY5298T Hi, Thanks to the three folks that responded with suggestions. 1 reply suggested that the radio could be the problem. I unplugged the radio but this did not stop the BCM from staying awake. 1 reply suggested pulling fuses one at time, waiting overnight to see ...	3
	1997 Chevrolet Venture LS 3.4L r/r turn lamp VIN: 1GNDX03E1V Sorry it took so long to get back to the board. I'm the only tech here, and we have a large inventory. This is what I found. I plugged in a replacement turn switch per one techs recomendation. Symptom still present. Traced wiring continuity on circuit 19 [dark...	4
	2001 Chevrolet Astro LS 4.3L rear springs VIN: 1GNEL19W21 Thanks to all who responded. I understand this was not a “high tech” problem but I was interested in how people handled this type of situation. I received a mix of responses including air shocks, helper springs, air bags, load leveling rubber rebound stops...	16
	1999 Chrysler Concorde LXi 3.2L oil leak front cover VIN: 2C3HD46J6X Thanks to all who replied. I fixed the car by installing a new plug in the oil gallery but this time I used chryslers anerobic sealer, Identifix said this plug has been a problem area & he said the recommend using the sealer on chryslers tech line. Matthew [...]...	2
	2000 Dodge Durango 5.2L No Start, Cuts out, Stall VIN: 1B4HR28Y8Y Thanks for the replies. This was a tough call. I hate replacing parts when you can,t prove it 100%. Anyway, the PCM was the fix. Thanks again. Trouble codes: P1388, P1282, P0753, P1491.	3
	1976 Ford Pickup F250 6.4L driveability Thanks for all the input. I replied to almost all of you and here is an update. The biggest driveability problem was solved with correcting the power valve of the mixer to a ported vac source. I measured a couple of the pushrod/ lifter preload at .060 which se...	11
	1995 Ford Taurus 3.2L No Start The ground for the ICM (orange wire) grounds through the PCM. I jumped the orange wire to ground and the car started. The PCM has 3 grounds. A case ground and two power grounds. All three are good in this case. As far as I can tell, the PCM should be groundi...	5
	1995 Ford Taurus GL 3.0L Compressor VIN: 1FALP52U0S I appreciate all the help. The pink/blue relay control wire had pulled slightly away from the refrigerant switch in the connector. I Replaced the connector and all is good. I still have a hard time trying to understand the odd readings I was getting. Anyways, ...	4
	1997 Ford F-150 4.2L Hesitation, Stall VIN: 1FTDF1721V problem finally solved turned out to be contaminated fuel many thanks to all who made suggestions they all were very good checks. This just goes to show that just because problem was not apparent when vech came in doing major repairs such as engine replacement...	6
	1999 Ford Explorer XL 4.0L MIL Lamp on VIN: 1FMZU32X4X As I bow my head in embarassment I will also admit I learned alot on this vehicle. Thanks for those of you who e-mailed and replied to this post. After scoping the ckp and cmp for relationship I realized I must have set the crank off by one tooth. But in my qu... Trouble codes: 1309 (misfire monitor disabled).	6
	1998 Honda Accord EX 2.3L Stall, MIL Lamp on VIN: 1HGCG3273W Ok heres what fixed this car, Apparently the original computer that was setting code 1382 was bad and replacing it fixed that however when I was transferring parts between the distributors I installed a metal plate on the ignition coil backwards. This creates ... Trouble codes: 1381 (cyp sensor intermittent), 1382 (cyp sensor no signal).	6
	1996 Infiniti I30 3.0L No Start VIN: JNKCA21D4T we dit replace new starter posible problem was ground wire Trouble codes: P1335.	8
	1992 Jaguar XJ6 4.0L Parking Pawl Thank you for the replies Jesse said to remove the consel cover and there was an adjustment for the cable there but that is for a turbo hyro-matic 400 this Jag has ether zf-4hp22 or a zf-4hp24. I finaly found a motor manual in the librairy that acualy had a ja...	3
	2002 Jeep Liberty Limited 3.7L Body Control Module VIN: 1J8GK58K12 BCM finally totally failed and would not 'recover' with power down. To thoses that replied, thanks. Verified BCM failure, and talked my local Chysler service manager in to covering under warranty. This is my personal Jeep.	7
	2000 Mazda MPV DX 2.5L charging light coming on VIN: JM3LW28GXY You guys were right,it was the terminals on the back of the alternator. They were spinning and wouldn't tighted up.Warrantied out with new one no problem.Thanks guys for all your help. Steve-SparksCarCare	3
	1999 Oldsmobile Silhouette Premiere 3.4L abs/tcs inop. VIN: 1GHDX03E0X Hi and thanks to Randal, Jerry, Harry, Alan, Stewart, and a special thanks to Richard [...]. all replies were very helpfull. Richards reply was especialy helpfull because it helped me understand how this system works.I started by checking all power sources and ...	9
	2001 Toyota Highlander 3.0L power windows VIN: JTEHF21A51 Tried the various suggestions,but I was unsucessful other than getting the rt rear window up. The toyotatech.com website is helpful,but did not provide enough info for me to go any farther. Thank You everone for your help--it was/is most appreciated. John	6
	1998 Volkswagen Golf GL 2.0L MIL Lamp on VIN: 3VWFB81HWM thanks to all that replied eveyone was very helpful and every fix should be this easy!! the p1476 was for no vacuum at the leak detection pump. an air filter had been recently installed by another shop and the line from the intake to the ldp was pinched by t... Trouble codes: P1476.	5
	1999 Volkswagen Passat GLX 2.8L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, MIL Lamp on VIN: WVWPD63B3X thanks for all the replies, everyone said the same thing, the throttle adaptation needed to be relearned due to battery replacment. I had a local vw shop reset it for me, Looks like I am getting a vag or somthing capatible. Thanks for all the replies.	14

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