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Prev Professional Automotive Repair Technical Discussions for May 19, 2012
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Help Request Answers
2001 BMW X5 3.0i 3.0L Poor Idle Quality VIN: WBAFA53581
Disconnected MAF runs well no stalling, swapped MAF no change, still lean with random misfire, checked oil seporator and found damaged hoses, replaced seporator, all 4 hoses, intake gaskets and suction jet pump for brakes (it was broken) reassembled engine aft... Trouble codes: P0171 (System too lean bank1), P0174 (System too lean bank 2), P1349 (Man. Spec. Code Misfire cyl. 4 with fuel cut off), P1351 (Man. Spec. Code Misfire cyl. 5 with fuel cut off), P0135 (O2 Sensor Heater Circuit Bank 1 Sensor 1)
1987 Volkswagen Cabriolet 1.8L Hesitation, Misfire VIN: WVWCA0156H
Vehicle intermitantly looses a cylinder under load and idle. Ignition parts are in near new condition but the problem feels just like a bad wire under accel. Fuel pressures at fuel distibutor seems ok control pressure climbs from 30 -60 psi and fuel pump max p...

Fixes & Summaries for European
Fix/Summary Answers
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