Originally posted by Goonz SVT:
where do I start?!?
Always do the cheap and easy ones first.
Short to VPWR or VREF in harness or HO2S
�· Water in harness connector
�· Corrosion or poor mating terminals and wiring
Fuel System:
�· Low fuel pressure or running out of fuel (fuel pump concern, fuel supply line restrictions, low fuel level, etc.)
Induction System:
�· MAF contamination
�· Air leaks between MAF and throttle plate
�· PCV system / Other vacuum leaks
�· Improperly seated engine oil dipstick
EGR System:
�· Leaking gasket
�· Stuck EGR valve / Leaking diaphragm or EVR
Base Engine:
�· Oil overfill
�· Exhaust leaks before or near the HO2S
Last edited by Tony2005; 08/29/05 01:13 AM.
