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Prev Professional Automotive Repair Technical Discussions for January 2, 2006
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for All Makes and Models
Help Request Answers
1995 BMW 740i 4.0L Wiper system VIN: WBAGF632SD
Hi All, Got this BMW here with non-functioning wiper system. No shorts or blown fuse. No power is coming thru electrical harness to motor. Occasinally, washer motor would pump fluids thru the nozzle toward the windshield, but no wiper action. Dig deeper be...
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1998 BMW 740iL 4.4L speedo and tran VIN: WBNAGJ8324
we think it not air but seems to coming from dash speedo like a cable- starts at about 20 mph- and above- can not seem to get noise on hoist only on road- tires and wheel bearing seem ok---but then there is a new noise coming from under car at about 35 to 40 m...
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2000 BMW 740iL 4.4L No Start VIN: WBAGH8341T
customers complaint is that sometimes when you go to start the vehicle, it will crank but not start.we cannot get it to act up long enough to test.some one told her it wae a weak fuel pump and she had it replaced ,still not any better.but when you do crank it ...
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2000 Chevrolet S10 2.2L master cylinder VIN: 23NREKJSHN
hey guys my buddy got this truck and the clutch masre cylinder is leaking,he does most of the work on this truck himself.But he called me to ask me how to take the master cylinder out because there are no nuts or bolts holding the master cylinder.Ihave not cha...
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2001 Chevrolet S10 4.3L Cluster, Radio VIN: 1GCCT19W61
Customer bought this truck from the auction. Complaints were intermittent no start, dead battery when sits for 3 or more days, cluster works intermittently. Started with battery issue, found draw, started pulling fuses in underhood junction box found excessive...
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2002 Chevrolet S10 4.3L 4x4 VIN: 1GCDT3W62K
The vehicle has the 4x4 instatract system while driving down the road at times when vehicle is in 4x4 their is a violent klunking in the front end and it feels as if the front axle is ingaging and disengaging.
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2006 Chevrolet Trailblazer LT 4.2L No Start, Poor Idle Quality, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy VIN: 1GNDT13S76
ENGINE IS SO RICH IT FLOODS OUT THE SPARK PLUGS -WILL ONLY START WITH NEW PLUGS AND SOON REFLOODS unless driven hard! The following parts have been replaced due to scan tool readings being out of spec: MAF, MAP, CPK, CMP, PCM All grounds have been resistance...
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1998 Dodge Caravan 3.3L No Start, Poor Idle Quality, Cuts out, Stall, MIL Lamp on VIN: 2B4GP25R3W
I have a caravan with an ignition problem that is currently present. It will start and then miss and sputter then stall. It seems to be losing the signal from the computer to the coil to fire the coils. Now I have cam and crank signal getting to the computer a... Trouble codes: P1361
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2001 Dodge Stratus ES 2.7L No Start VIN: 1B4JC23Y38
Car came in on a hook and will not start. Checked for DTCs, and found none. All sensor data seems ok. Tested fuel pressure and it tests fine. Vehicle has a no spark condition. THe VTSS is enagling fuel and the plugs are fouling out. Have replaced crank sensor ...
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1992 Ford Escort LX 1.9L Cuts out VIN: 1FAPP14J2N
Towed in as a no start, customer states has been sitting for 6 months because it was difficult to start. Verified no start, no fuel pressure. Fuel pressure normal after adding 3 gallons of fuel to tank, starts right up. Car exhibits extreme lack of power on ...
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1994 Ford F-350 XL 7.5L Poor Idle Quality, Poor Fuel Economy VIN: 2FTHF36G7R
This vehicle is exhibiting rough running when hot and under a moderate load, idle could be better. During my initial inspection I noticed that the catalytic converter was red hot and outlet temperature was 995dF and code 173 O2, 332 insuficient EGR was returne...
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1998 Ford F-150 Lariat 4.6L MIL Lamp on VIN: 1FTZX18W3W
after driving for about 20-25 min.[25 miles]it will set both codes at just about the same time.using scan tool we can not pick up on anything,all appears normal.the only thing we can see is the baro is about 137-140 hz.we are about 1200 feet and we think it sh... Trouble codes: P0171 (system leak bank 1), P0174 (system lean bank 2)
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1999 Ford F-150 5.4L Surge, Cuts out, Misfire, Poor Fuel Economy, MIL Lamp on
NEW ENGINE was installed about 150,000 miles by someone else, brought to us with this problem. Component Parameters flow test failed, fuel tank pressure test failed, downstream hose disconnected failed. Trouble codes: P0155, P0401, P0303, P1127, P1408
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2001 Ford Mustang GT 4.6L Surge VIN: 1FAFP45X21
Hey all you Mustang Gt guys. Got one here for you we need some help with. This Mustang is bone stock with an automatic transmission. After this warms up a little. The car develops a slight hesitation/miss between 1,000-2000 rpms. You can notice this when you...
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2001 Ford Crown Victoria 4.6L right front abs sensor VIN: 2FAFP73W81
hello everyone, i've got a head case for you all. customer brought this car to us with an intermittent abs light on. we scaned it and this is where it got funny. our mastertech could only get into the abs system if you told it that the car had traction control...
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2001 Ford Focus SE 2.0L Ignition lock cyl. VIN: 1FAFP34PX1
Would anybody who has done a few of these lock cyl. replacements let me know all the do's and dont's. The key goes in but won't turn. I read some things about this a few months ago and I knew I should have wrote them down. Can we have the new lock cyl. keyed t...
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2004 Ford E-350 Super Duty 6.0L dome light + VIN: 1FDSS34P74
When I shut off the ignition on this truck the dome light, digital odometer, and clock display go into this 2 per second flash that can only be stoppped by restarting the vehicle or opening the drivers door. The kicker is that it happens very infrequently. It ...
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2004 Ford F-150 XLT 4.6L Poor Idle Quality, Surge, Stall, MIL Lamp on VIN: 1FTRW12W24
I hooked-up the scanner and found code P0506 which is for the Idle Air control system. The Ford Diagnostic tree gives help on the IAC solenoid, but nothing on the Electronic Throttle Control. I cleared the code and cleaned the throttle plates with solvent on a... Trouble codes: P0506 (Idle Air Control System RPM lower than expected)
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1992 Honda Civic DX 1.5L No Start, MIL Lamp on VIN: 2HGEH2353N
This is one of my own cars and has burned down three pcm's now. What happens is the pcm quits working. I have checked the distributor and all grounds and powers to the pcm. The main relay is ok.. The ignition switch has been replaced. Igniter and coil are good...
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1995 Honda Civic EX 1.6L Transmission VIN: 1HGEJ1223S
Hi all. Car drives fine in Drive until warm, at which time it lets go and will coast to a stop in traffic in D. Will engage again once it cools down. I've seen this many times, and it's called "Let's never change the ATF in 11 years." So it's most likely va...
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2002 Hyundai Sonata 2.4L timing components VIN: KMHWF25S92
Well as you can see above there have been many hands in this pot! This car started having it's timing problems at approx. 60k and the owner had the timing belt replaced at another shop. At 75k the owner of the car had yet a different shop put yet another timin...
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1995 Jeep Wrangler Rio Grande 2.5L Excessive Emissions VIN: 1J4FY19P2S
According to Alldata fuel pressure is 31-39 psi. I have 60 psi. I replaced the fuel pressure regulator thinking that would fix it. I did use a Standard brand regulator because the local Chrysler dealer is closed. If I pull the line off the regulator fuel jus...
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1999 Land Rover Range Rover HSE 4.6L fuel pump,starter,etc. VIN: SALPC1443X
When the vehicle left it was running great.The vehicle then had a starting issue and the customer tried to jump start it .They hooked up the connections backwards.It was towed in to us.Now when we try to start the engine it only clicks once.we've check the sta...
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1989 Lincoln Town Car Signature 5.0L Hesitation, Surge, Stall, Misfire VIN: 1LNBM82F6K
car start and runs great when cold, the warmer she get the bigger the surg and misfire, feels and sounded like ign system, so changed wires, plugs , dist cap and rotor.still having same problem. fuel pressure 31 unpluged 49 on accel rises to 36-49 switch off a...
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1998 Lincoln Navigator 5.4L Emissions VIN: 5LMFU28LXW
This truck has been in with "check engine" light on for a number of occasions. It always has a PO171 lean (bank 1)or PO174 lean (bank 2) and at times both. First found an almost clogged fuel filter, replaced, drove while watching fuel pressure and everything s...
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1988 Mazda RX-7 GTU 1.3L drivetrain VIN: JM1FC3317J
Car came in with vibration. We replaced the driveshaft with new unit from powertrain industries. The front u-joint was bad. Also checked engine and transmission mounts. The car has a steady vibration, stronger on acceleration, but feels like throughout the car...
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1998 Oldsmobile Bravada 4.3L Electronic Climate Control VIN: 1GHDT13W4W
Greetings GM Techs, This Bravada has ECC codes B0408 and B0416. Won't maintain a steady cabin temperature and will start to blow cool air after a while. Went down both Mitchell and AllData fixit trees and came to the "replace actuator" point and did so [no sma...
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2000 Oldsmobile Intrigue GLS 3.5L Stall VIN: 1G3WX52H6Y
Intermittently on cold start up engine wants to stall service vehicle soon, trac off, and pcs lights come on and stay on until next cycle of the key, when this happens code co236 tcs rpm or rear speed sensor is stored
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1995 Pontiac Grand Am SE 2.3L engine and trans swap VIN: 1G2NW15D95
We want to do an engine AND transmission swap into a 1995 Pontiac Grand Am from a '96. Hollander says the transmission HAS to be a '95 to fit, as does the engine. The earlier one is a 2300cc, and the later is 2400cc. I don't know what other differences there m...
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1995 Pontiac Sunfire GT 2.3L Poor Idle Quality, Surge, MIL Lamp on, overheat VIN: 1G2JD12D5S
This one is giving me fits. I am ashamed to say we have had it for about 6 weeks now. Original complaint was overheating. We tried several things t-stat, flushing cooling system, blowing debris out of small hoses leading back to jug (that was from iatn post I ... Trouble codes: P0507
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2000 BMW 528i 2.8L Misfire VIN: WBADM63484
This car will keeep the injector off until the codes are cleared, We replaced the pluggs and coil boots. I still detected a miss about a min after car was started when cold, that would last until the engine was warmed up but did not turn the check engine light... Trouble codes: 300 (301 -), 301 (304 -), 304 (testing and results).
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2002 Buick Rendezvous CX 3.4L Compressor clutch does not engage VIN: 3G5DB03E82
Thomas, Kurtis and Leslie pointed me toward the BCM as possible cause of the problem. I disconnected and reconnected the BCM and the AC compressor engages now. I think it's safe to condemn the BCM. Customer wants to wait and see if the problem reoccurs. I rece...
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1991 Cadillac Allante 4.5L ABS hydraulic unit VIN: 1G6VS3380M
Customer found a reman for $1,000 at Tom Rohner's Allante Store in San Diego, CA [...]. We installed it, works fine.
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1991 Chevrolet Lumina Euro 3.1L Cuts out VIN: 2G1WN54T3M
Once again people, you have bailed me out of trouble. The responses ranged from intake leaks, and egr problems, through injectors and valves. It seems the most common problems are coil packs and intake and Injectors also, a lot of you mentioned a discrepancy b...
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1992 Chevrolet Cavalier Z24 3.1L No Start, Cuts out VIN: 1G1JF14T5N
Well the easiest thing to do was to drop the glove box & rap on the ECM. When I hit the ECM the car shut off like you were turning off the key . Replaced the ECM . Car running fine now . Thanks for all replies
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1998 Chevrolet S10 LS 4.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GCDT19X5W
Thank you to all who replied, I really had a strange one on my hands this time, one reply in particular helped a bunch. I took compression while running and had a 20% loss of compression on #4 compared to #2 cyl. removed intkae to check lifters, and also remov... Trouble codes: P0304 (4 cylinder misfire).
13
1999 Chevrolet Cavalier Z24 2.4L battery drain VIN: 1G1JF12T3X
The fix was to replace the defective convience center module installed less than 30 days before. GM warranted the part. I was hopeing maybe someone had seen a problem in this system that caused problems with the module causeing them to go bad. Apparently no su...
4
1999 Chevrolet Lumina 3.1L timing chain VIN: 2G1WL52MXX
thanks for those who replied. this car is running and went to florida 2 months ago. I was wondering if anyone else ran into it before. the best explanation was that the key on the crank is 2 teeth from the dot and my guy maybe had the key lined up instead of t...
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2005 Dodge Caravan SE 2.4L No Start VIN: 1GB325DFG8
most replies said 'send to dealer'- I failed to mention that car was at dealer, warranty disapproved, estimate $2000-so I get it. Anyway, second crankshaft position sensor fixed van.Thanks.
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1994 Ford Probe GT 2.5L No Start VIN: 1ZVLT22B1R
this car is off to the probe heaven in the salavage yard and then made into a swing set
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1995 Ford Contour GL 2.0L idle VIN: 1FALP6535S
Well we got this car fixed thanks to some of you. Here is what was wrong. Angel from Texas hit it right on the nose. Said 'check your damper. The damper marks are line up and keyway is at 12:00 I have had damper's replace because of spining marks. its a 2 pc' ...
13
1995 Ford Mustang GT 5.0L No Start, Stall VIN: 1FALP42T9S
well guys I ran out of time on this one so will close with summary. I found the fuse #18 powers the coil, fuel injectors, ck engine light,and also suplies current to close the power relay, oh yes don't forget the module. Ken said bad module,Victor said bad ecm...
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1995 Ford F-150 Eddie Bauer 5.8L Poor Idle Quality, Cuts out, Stall VIN: 1FTEX14H5S
had a friend come take a look at this one to get second opinion. determined that if vacuum was applied to egr valve, trim would go to -20 and run poorly. i cannot however understand why the egr would open under any circumstance while idling, one minute or so,c...
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1997 Ford Taurus GL 3.0L No Start VIN: 1FALP52U4G
Another shop had put a new PCM in car and it would not spark or start. Once in awhile you could get a spark here and there. I reinstalled the old PCM and now vehicle intermittently starts and runs. Runs good no codes. When it does not start there is no spark. ...
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1998 Ford Explorer Eddie Bauer 4.0L steering rack ? VIN: 1FMZU34E4W
Thanks for all of the suggestions.Even though the customer has already done what was listed,we added some p/s additive and he will drive to see what transpires.Thanks
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2002 Ford Ranger Edge 4.0L Clutch VIN: 1FTZR45E22
thanks to all who replied. We ended up removing the mc from the firewall to bleed this thing... works like a champs now. Thanks again!
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2000 GMC K3500 Sierra SLT 7.4L MIL Lamp on VIN: 1GTHK33J7Y
have not found out why iat sensor goes to ground at times. have checked wiring and sensor. have not tried control unit yet. customer needed truck back until after 1st of year. will post what i find when i fix the problem. thanks for any help i receive. fred. Trouble codes: P0112, P1112 (iat votage reading low - intermediate problem).
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1996 Honda Accord LX 2.2L non-start;intermittent VIN: 1HGCD723XT
I am closing this help request without a fix. The girl's father declined my recommendation for a new EFI relay and a dist. cap and rotor. Thanks to all who responded. Dad will be getting a very distressed phone call, I'm sure, sometime in the near future. Oh w...
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2001 Honda CR-V EX 2.0L MIL Lamp on VIN: JHLRD18641
I checked the valve adjustment and sure enough #4 and #2 were just a bit tight. I adjusted the valves, cleared the memory and that took care of it. I'm surprised that this ecm can pick up a misfire that I could not. Hey, you learn somthing new every day. Thank... Trouble codes: P0505 (idle control system malfunction), P0304 (cly 4 misfire).
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2003 Isuzu Rodeo S 3.2L No Start VIN: 1GRWSDMHGT
the general consenus was to have the vehicle programed at the dealer, this vehicle became the property of my shop after being stolen from the lot, vehicle has no wheeels or tires and has been beaten up preety good , shop owner wanted to hear run before sinking...
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2002 Jeep Grand Cherokee Limited 4.7L engine VIN: 8Y4FW48N33
Many thanks to the 12 that responded to my sos so quick. This is the first time I use iATN and am truly surprised of its effectiveness. Friends Tim [...] really hit the nail on the head! I was sold the wrong model of engine....
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2003 Lincoln Navigator 5.4L lift gate VIN: 5LMFV28R33
I've decided to not go any further with this diagnosis since I havent been able to access information about testing the components for this control system short of replacement-I believe that the module for the tailgate does not communicate with the body/instru...
4
1989 Mercedes-Benz 300SEL 3.0L Long Crank To Start VIN: WDBCA25D9K
Hi Group, I have receved 13 Reply,many said to Check the accumulator,and the check valve.The residual pressure is to be 40.5 psi after 30 min, I looked for pressure drop with in 20 min time it was close to 40 psi,but after closer look the pressure dropped to a...
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2002 Oldsmobile Intrigue GL 3.5L starter VIN: IG3WS52H12
Happy New Yr. This vehicle is fixed, everyone had good input on this problem. I caught it in the act the day the customer dropped it off, made sure the wiring was ok and replaced the tumbler. Thank you for taking the time to help me.
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2000 Plymouth Neon High Line 2.0L No Start VIN: 1P3ES46C4Y
Hello,Sorry it took so long to close this request,we were on vacation and closed down during the holidays,just wanted to let you all know that I doubled checked all the wiring and replaced the computer,the check engine lite bulb was missing from the dash,I rem... Trouble codes: P0340.
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