Volks, Problem: Van wouldn't hold idle, drops to 400 or so and sometimes dies, usually dies if AC on Things done: Tune up, plugs, distributor cap/rotor, air filter etc. started from scratch with idle per Bentley. results: Couldn't get a stable idle at 1000 or so. Engine would drop to 400 or so when the idle approached 1000. Idle stable at 12-1400
Put in different ECU with digitool. Ran ok with AC on or off, idle set at 12-1400. EXCEPT misses like crazy at around 3000 in any gear. Digitool readings: Cold engine No AC on Temp 1.7,7 temp 2 .67, O2 .41, AFM 1.92 Batt 13.14 Well finally got the digitool hooked up Cold with AC on the F1 light flickers other readings the same Hot engine: AC on FP light flickers, FP light on Temp 1 .61, temp 2 .07, O2 .10-.77, AFM 1.57-1.81, Batt 12.57 AC off FP light flickers Temp 1 .49, Temp 2 .07, O2 .18-.67, AFM 1.84, Batt 12.88 Driving FP light on Any of this information mean anything to anyone? Mike |
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