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Professional Automotive Repair Technical Discussions for February 26, 2006 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 1997 BMW 318is 1.9L Misfire, hard starting VIN: WBABE8322V Goodevening BMW techs.This little BMW is driving me crazy.It is very hard to start cold.I have to hold the accelerator pedal wide open,and when it finally does start it misfires like crazy on cylinders number 3 and 4 for about a minute,until it warms up a bit,... |
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| 1988 Chevrolet Celebrity 2.8L No Start VIN: 1G1AW19W1J This vehicle was towed in as a starts and stalls. Fuel pressure was normal with good spark. When vehicle stalls the fuel pressure is still normal. Scan data KOEO shows: inj pulse 18.6, crank rpm 1200, engine rpm 6375, idle rpm 309, battery volts 12.5, 3 gear s... |
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| 1991 Chevrolet Camaro RS 5.0L Poor Idle Quality, Hesitation, MIL Lamp on VIN: 1G1FP23EXM I am dealing w/ a Camaro that doesn't want to stay fixed. About 6 months ago it developed a lack of power on accel w/ intermittent rough idle. This was accompanied by code 42 for EST. This was repaired w/ replacement of ECM and PROM(both GM parts) and a knock ... |
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| 1992 Dodge B250 3.9L Starting VIN: 2BGHB21X7N No trouble codes. When it does not start, there is no Check Engine Light. We have replaced the Auto Shutdown relay, and the ing. switch--no change. When we leave van in shop over nite it starts everytime. HELP!!! |
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| 1991 Ford F Super Duty Custom 7.5L Excessive Emissions, Poor Idle Quality, Cuts out, Misfire, Poor Fuel Economy VIN: 1FDKF38J9M Hello all,the customer concern is engine shut off when accelerat,thes pickup for Nattional GARD THEY HAVE GRAGE AND THEY TRIED TO SOLVE THES CONCERN BY MAKING TUNE UP AND REPLACING FUEL PUMP,FUEL INJECTORS BUT STEL THE SAME CONCERN THEN THEY BROUGHT THE PICKUP... Trouble codes: 12 (map sensor), 98 (fmem mode) |
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| 2000 GMC Jimmy Diamond Edition 4.3L HVAC /ABS Light VIN: 1GKDT13W5Y About to the end with this one and I'm fishing for ideas. The climate control on this is cycling when system is shut off. Also will shut down and restart in manual operation. When it is acting up the ABS light is also coming on and I lose communication with AB... |
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| 2002 Honda Civic EX 1.7L srs light on VIN: 1HGEM21992 hello iatn members, need your help again,this civic has a srs light on code 1-1 drivers inflator open or high resistance.all data reads hook a some kind of box to the clock spring and unplug all componets and check ohms at each cicuit.is there some other way o... |
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| 2001 Pontiac Aztek 3.4L body control module VIN: 3G7DA03E41 Hi everyone, Replacing BCM. I need to input the body code to the Tech 2 in order to program BCM. Although it seems too basic, I can't find the info anywhere. Google and iATN archives have been scoured. What is a method or source of obtaining this body code bes... |
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| 2002 Pontiac Grand Am SE 3.4L tcc VIN: 1G2NF52E52 A Toyota dealer sold this car to a customer, then it came back with this problem. Toyota dealer took it to GM dealer and they said it needed the trans replaced. I couldn't find out why they thought that. Toyota dealer then sent it to trans shop to get second o... |
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| 1988 Saab 900 2.0L turbo VIN: SA998UHYJT I'm installing a new motor in this car - a project for my girlfriend which was bound to be riddled with hangups by nature. Upon removing the turbo from her blown motor, I could see some hairline cracks inside the housing where the exhaust enters the turbo. Oth... |
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| 2001 Subaru Forester S 2.5L MIL Lamp on VIN: JF1SF65671 I am working on this 2001 Forester with an intermittent mil. Code P1490 was diagnosed following the proceedure outlined in Shop Key. The cooling fans were working correctly and coolant level and condition good as verified with a refractometer. Installed a new ... Trouble codes: P1490 (Thermostat malfunction) |
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| 1986 Volkswagen Golf 1.6L No Start VIN: 1VWEG0175G vehicle came in as no start found no fuel to supply pump replaced external filter primed and still no fuel drawn to injection pump recommend replacement of injection pump to my knowledge fuel supply pump is part of injection pump. upon replacement of pump stil... |
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| 1990 Volvo 740 2.3L Main Fuel pump fuse VIN: YV1FA8841L While driving vehicle to work lost all power and shut off without warning. Once car stopped, I found that the fuel pump was not working (no buzzing sound heard. I then checked the fuse box and found that the #1 fuse (main fuel pump) fuse was blown, so I popped... |
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| 1998 Volvo S70 2.3L Excessive Emissions VIN: YV1FA65FE2 Car runs way rich, hot, cold. Injectors at 30 ms. sometimes at 15 or whatever but always way more than 2.8 that should be at idle. MAF load signal at 1.6v , should be .9 at idle. Load TL is over 4.5ms at idle should be 1.2 ms. These numbers are from Autodiagno... |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2001 BMW 540i 4.4L MIL Lamp on VIN: WBADN534X1 Hello All, Thank You to Logan [...] and Dang from VA.Most of you stated that the cyl. head passages were probably carboned up.Several said to check O2 values while engaging the pump,and that would have been ... Trouble codes: 80 (Secondary Air System Bank 1), 81 (Secondary Air System Bank 2). |
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| 1997 Chevrolet Lumina 3.1L No Start, Cuts out VIN: 2G1WL52M1V Thanks to all who replied. Bob and Stephan were right that code 1347 was not the map but the 3x signal, (I had to read up on how this system works, remember, I'm and Import guy). The 3x signal seemed consitant out of the module and at the computer. I also chec... Trouble codes: P1374 (Map sensor). |
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| 2002 Chevrolet Silverado 3500 6.0L Misfire VIN: 1GBJC34U22 this one is fixed. rear fuel tank level sensor had broken fingers and black residue. sensor worked ok after cleaning off residue. remember something in achieves about a gm fuel additve. after got replies i had more understanding of this transfer pump operation... Trouble codes: P0300 (misfire). |
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| 1998 Dodge Durango 5.2L ABS module VIN: 1B4HS28Y5W The fix for this vehicle was the left frt speed sensor, corrosion under the sensor had cracked the sensor housing.When checking the frt sensors with a scope, both sensors looked the same but on the road when turning hard leftat a very slow speed the left frt s... |
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| 2000 Dodge Intrepid 2.7L No Start VIN: 2B3HD46R3Y Hello Guys,you're right we install new cam gear for 2000 & the car start no problem, thanks to every one who replied. |
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| 2001 Ford Ranger Edge 4.0L drive belt VIN: 1FTZR15E51 Thanks to all who responded. It appears the fix came from a Ford TSB #15997. Which said to replace water pump pulley (part # 2l2z-8509-aa) and drive belt (part # 1l5z-8620-cb). The Alldata program I use did not have this TSB listed but several responses refe... |
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| 1997 Infiniti Q45 4.1L trouble codes VIN: JU78645478 Well guys - this has been one of those that can make you crazy - sorry for not being more specific initially, but this car was running fine, it was just tripping the check engine light displaying the codes I reported - the cuase of the problem - Rat chewed wir... |
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| 2001 Land Rover Discovery Series II SD 4.0L MIL Lamp on VIN: SALTL154X1 Hello All, I receieved 4 reply's to this post.Jason from southern Calif. said this was a false code do to a software problem with the F.I. Ecu and the truck didn't have a heater element in the DMTL (diagnostic module tank leakage).I found a recall action notic... Trouble codes: P1481 (DMTL heater power stage signal missing), P0171 (Mixture adaptation factorfra bank 1), P0174 (Mixture adaptationfactor fra bank 2), P1668 (Anti theft alarm serial link fault). |
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| 2001 Mazda Miata 1.8L No Start, Stall, MIL Lamp on VIN: JM1NB35311 Like the replys suggested could be a ignition coil problem (but this usually causes running rough befor it dies.) or cam position sensor failure. As suggested I ohm tested the cam sensor mine was 321, specs are 292-385ohms, this was done when engine was hot. I... Trouble codes: P1345 (SGC signal circut problem), P1504 (IAC circut intermittant). |
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| 1999 Mercedes-Benz C230 Kompressor 2.3L MIL Lamp on The fuel cut off valve was the culprit. it is located in the lr wheel well next to the canister (large white valve). Thank you to Matthew from Nevada for the insight. Valve was leaking vacuum. Trouble codes: P0450. |
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| 2001 Nissan Pathfinder SE 3.5L Stall, Misfire, MIL Lamp on VIN: JN8DRO7451 thank you, thank you, thank you very much.nissan techs you guys nailed it .1140 and p1145 were the sensors both were stuck high .p1320 was a bad coil.however po430 had not come back, and all monitors had ran and passed .cant explain that one . we sent them to ... Trouble codes: P1230, P0430, P1140, P1145. |
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| 2002 Saturn Vue 3.0L Everything VIN: 5GZCZ63B72 Thanks to everyone who replied. After doing some more investigating, found the intake leaking, found a bulletin from Saturn on that, needed to be retorqued. Found bad crank sensor, replaced and all is good now. |
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| 2000 Toyota Echo 1.5L Misfire, MIL Lamp on VIN: JTDBT1230Y Vechile is Fixed. The probelm was contminated fuel. As Tony pointed out the fuel line quick disconnect can be a bi@#h to undo without proper tools. I was able to unhook fuel line near fuel tank to obtain sample. At first the sample appeared to be normal then I... Trouble codes: P0300. |
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