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Professional Automotive Repair Technical Discussions for January 11, 2004 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2000 Audi A4 Quattro 1.8L Misfire VIN: WAUDC28D2Y This car came into the shop running fine and left running fine, however the customer complaint was rough running at various times. Checked the computer codes which showed misfires. Checked the plugs, which indicated partial fouling. Fuel pressure was within sp... Trouble codes: 16686 (Misfire cylinder 2), 16687 (Misfire cylinder 3), 16688 (Misfire cylinder 4) |
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| 1994 BMW 740iL 4.0L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: WBAGD8323R This car consistently misfires when the engine is cold. After 7-8 minutes of running time it smooths out and runs fine. We initially found oil around the spark plug cavities and thought that was the problem, so we replaced the valve cover gaskets. Coolant temp... Trouble codes: 1213 (unknown - my code book jumps from 1211 to 1215) |
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| 2001 Buick Century Custom 3.1L MIL Lamp on VIN: 2G4WS52J01 The complaint was a MIL on. No driveability problems. Code P1404. Scanner (Snap-On) showed EGR position as 11% at idle. Sounds like a piece of carbon, right? Removed and cleaned valve (looked OK). Code reset. Replaced valve. Code reset. Reference 5.01V. Unplug... Trouble codes: P1404 (EGR circuit problem) |
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| 1986 Chevrolet S10 Blazer 2.8L Window Washer VIN: 1GCCT14BXD The window washer pump is not getting power. Can not find a diagram that has any details, basicly traced the wires by testing. This iswhat I have conclueded, there is an orange wire at the motor that supplies power to the washer switch, what I can not determin... |
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| 2002 Chevrolet Express 1500 4.3L Poor Fuel Economy, MIL Lamp on VIN: 1GCEG15W82 Hello Iam asking for some information on an egr code that wont go away. We checked for codes the other day on the van and it was showing egr problem. We are like any busy shop most of the time its carbon or bad valve so we ordered the valve GM only, and told t... |
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| 1999 Chrysler Sebring JX 2.5L noise from engi VIN: 3C3EL45H4X i have a knocking noise from the engine. not sure where. it sounds like it is in the bottom end but listining with a stethascope it is very quite inside the enging.i had valve cover gaskets leaking on spark plugs in center of v/c. changed valve cover gaskets a... |
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| 1989 Ford Escort GT 1.9L Poor Idle Quality, Surge VIN: 1FAPP93J9K Problem began with a higher than normal idle speed - 1100 RPM. Vehicle operated normally other than high idle. Later the same day, when vehicle was started again, it idled poorly for a few seconds before jumping up to 3000 RPM. It held this speed for several s... |
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| 1996 Ford Explorer XL 4.0L Hesitation VIN: IFMDU32X6T Gentlemen: Have developed a problem with this Explorer that we simply cannot find. We installed a long block about 3000 miles ago. While test driving after installation of new long block, we found an intermittant slight hesitation. This hesitation was so slig... |
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| 1991 Honda Civic LX 1.5L No Start VIN: 1HGED3554M Hello all and thanks in advance for any help on this one. This Honda was towed in as a no start. We found the timing belt bad. So we replaced it. Now it still wont' start. It has good spark at all plugs, fuel pressure holds at 38 psi during koec. Injector resi... |
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| 2000 Jeep Grand Cherokee Laredo 4.0L MIL Lamp on, SKIM Lamp on VIN: 1J4G248S7Y Hello all, happy new year, Third time this jeep has been back, Customer is easy to talk to and understands intermidtant nature of problem. With scanner (red brick) connected, communication is normal with engine module, trans module,and abs. Will not communica... Trouble codes: P1687 (No mic bus messages), P1685 (Invalid skim) |
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| 1997 Lincoln Town Car 4.6L speedometer VIN: 1LNLM81W1V For all the lincoln town car technicians... the customer compleint about the speedometer working when the car is on park ...i never see some like this ...the car on park at all and the speeddometer reds like 55mph then jumps to 120mph and the 5mph all the on p... |
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| 2001 Mercury Cougar 2.5L Hesitation, Surge, Stall, Misfire VIN: 1ZWFT61L91 greetins all, this car runs great until accel uphills, fuel pressure drops quickly to 12-6psi and returns to normal quickly if you come to a stop. Light or moderate accelleration runs fine /pressures fine, only firm to hard accel-up hills- will pressure drop a... Trouble codes: P0190, P0193, P0300 |
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| 1995 Plymouth Neon 2.0L MIL Lamp on VIN: 1B3ES42C4S Computer sees iac problem. Changed iac and cleaned throttlebody. still intermittenly sets code po505. Cleaned battery connections. Set scanner to cycle iac and scoped volts and amp wave forms and did wiggle test. Loaded powers and grds at computer with 7 amp l... Trouble codes: P0505 |
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| 1992 Pontiac Grand Am SE 3.3L Hesitation, Surge, Cuts out, Stall This Grand Am bucks jerks and even stalls on cold accel. I have researched all GM bulletins and found one that fit the description suggesting to replace the PROM with an updated one. This did not cure the problem. I have also replaced the coil pack and ignitio... |
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| 2001 Pontiac Grand Prix SE 3.1L MIL Lamp on VIN: 1G2WK52J94 Hello, The car came in the first time about a month ago with po140b o2 B1S2 inactive and o2 B1S2 heater circuit codes. We replaced B1S2 o2 and cleared codes. It came back a week ago with same codes. The heater circuit tested good and o2 was .420v-.480v. We re... |
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| 1996 Volkswagen Passat TDI 1.9L Excessive Emissions VIN: WVWGG83A1T came in w/ blown turbo-replaced turbo and ran engine-all seemed ok until i test drove it-has good power and idles well-but it seems that after you give it some turbo it pours white smoke out the exhaust and will continue to do so after it idles down then it wi... |
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| 1994 Volvo 940 2.3L Winter sumer shift VIN: YD1LW5521R Arrow on dash for summer/winter transmisson mode is flashing. Acts up when cold. When you hit switch by gear shift Lights will change from green to orange but mode wont change. Thanks for any help |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 1993 Buick Park Avenue 3.8L oil pressure VIN: 1G4CW53L3P Customer has decided not to fix Car. Summary of 12 replies: Clogged oil pick-up. Had oil pan off pick-up was not clogged. Stuck by-pass valve: Had by-pass off and not stuck. Spun Cam Brg: May be but did not have intake off to see. No oil on top end: Had valve ... |
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| 1996 Buick Regal 3.1L Running Warmer VIN: 2G4WB53M5T Thanks to everyone who responded. I essentially got 6 different answers. I was trying to find the definitive reason the pcm would ground (turn on) the #2 radiator fan relay. The answers were, higher engine temp, H/P a/c switch, both rad fans should run at the ... |
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| 2001 Buick Century Custom 3.1L cruise control VIN: 2G4WS52J11 The replies that were recieved were tried and did not repair condition. A new P.C.M. is going to be tried when the customer returns. All replies were greatly appreciated,sorry for the late close,we were waiting for the customer to return. |
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| 1960 Cadillac 4 door 390CID generator VIN: SAJ34RU126 i would like to thank one and all for replying to my request for help i had 16 replies,all on the money after lunch we'll get this car running again thanks to all that replied. Steve. |
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| 1995 Cadillac DeVille 4.9L MIL Lamp on VIN: 1G6KD52B9S Thanks to the following: Mike [...] suggested an Idle Speed Actuator Problem. The plastic gears inside strip out. You will find these r... Trouble codes: P0085. |
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| 1989 Chevrolet R1500 Suburban Scottsdale 5.7L Excessive Emissions, Fail Emissions Test VIN: 1GNER16K5K Well Finally got the Suburban to pass. Thank all of you who helped with your suggestions. In the update part of the post I indicated that 90% of the responses said to replace the Catalytic Converter but no explanation on how they came to the conclusion. I did ... |
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| 2000 Dodge Dakota 4.7L Steering Column VIN: 1B7GG22N2Y We installed a used steering column that the customer (a body shop) provided. There really was no way we could figure to disassemble the column any further without cutting welds. Thanks for all the replies. Keith [...] |
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| 2001 Dodge Grand Caravan Sport 3.3L blend doors VIN: 2B4GP44341 Vehicle still not back for followup. Vehicle has previously been to our shop in the summer for an AC transducer failure and PCM issues, and I think the customer has lost confidence in my abilities since it wasn't fixed the first time in the garage (in my defen... |
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| 2001 Dodge Durango SLT 4.7L converter VIN: 1B4HS28N11 Hello ,on this durango with the converter prob.The valve body was changed but the converter code came back,the customer refused any other repair attempts. Thank all of you who replied. |
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| 1994 Ford Ranger STX 2.3L No Start VIN: 1FTCR10AXR The Ranger lives, the injectors were the problem. It was like they had to have electrical current running thur them for awhile to warm up, before the pinto needle could move. Once they were removed, you could see a tar like substance on the inlet and in the sc... |
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| 1999 Ford Expedition XLT 4.6L Steering VIN: 1FMRU1863X After receiving responses from other members that these vehicles have a tendency to steer easy on the highway and getting the right info to scan the system and test it and finding no problems we returned the vehicle to the customer. |
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| 1997 Honda CR-V LX 2.0L abs VIN: JHLRD1859V Well I'm sorry to admit that I'm going to have to close this post with the problem unfixed at this time..I did recieve some very good help from Jeremy from California who help me confirm what I believed the problem to be...after finding code 15 stored.. SYMPTO... |
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| 2000 Infiniti G20 2.0L Cooling Systems VIN: JNKVP11A6Y check engine light did not come back on, no explanation. i received 3 replys thank you all for your time. |
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| 1990 Isuzu Pickup LS 2.6L Firing Order VIN: JAACL16E5L Yes it is back together again Despite the owner working on it. The distributor was 180 off, and yes the order was on the cap. Thanks to David [...] and Richard at Apex. I set the valve lash Intake, Exhaust cold to .008 and it's n... |
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| 1998 Jaguar XJ8 4.0L ABS pump VIN: SAJHX1248W Its time to close this help request with a summery but not a complete fix. The customer is still “thinking about it” and has not authorized the repair. I am happy to say that thanks to this group my request for help was fully answered. What I wanted to find ou... |
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| 1987 Mercury Lynx GS 1.9L Excessive Emissions, Poor Idle Quality, Cuts out, Stall VIN: 1MELM45RTY Rechecked fuel pressure and got it down to 17 ponds by adjusting regulater .Checked for restricted return lines none found .Rechecked TPS when problem occured .Voltage would drop down to .4 and back up to 1.10 . Manually working throttle while watching TPs vol... |
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| 2000 Mercury Villager Sport 3.3L gaskets VIN: 4M2XV12T6Y Thanks for the replies. Van is done and gone. Four responses suggested a few different kinds of sealer. I ended up using Permatex Ultra-Gray. Van has 120,000, so if it holds up as long as OE, I'm in good shape. Fifth reply (came in after I'd left for work) did... |
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| 1984 Mitsubishi Starion LS 2.6L Heavy bog at high RP VIN: JA3BC44HXE This car is NOT fixed!!! We got some great responses from Gary/NY, Dave/MA, Romain/Alberta, Ty/CT, Chuck/OR, Stan/Saskatchewan, Stanley/NY, and Quentin/Australia. We had checked for overboost with a vacuum gauge while driving and found it to be normal and ... Trouble codes: 01 (O2 Sensor Circuit Problem), 06 (Motor Position Signal out of range), 08 (Vehicle Speed Sensor Circuit). |
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| 1994 Plymouth Acclaim 3.0L MIL Lamp on, KILLS O2 SENSORS VIN: 3P3AA6432R This car has not returned yet but I did find some oil wicked into the o2 sensor wires that i removed from the car.Have not been able to prove or disprove this might be the cause ov the negitive voltage produced by the sensor. Have been unable to get the car ba... Trouble codes: 51 (o2 sensor lean). |
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