Problem: The engine cranks normally but would
Details: The tech checked for spark, fuel
pressure and injector pulse – all good. The compression test
revealed 160 psi compression on all cylinders and the cranking
vacuum test results were good at 5-7” Hg. All ECT, MAP and TPS
scan tool PID information was normal. The spark plugs came out
wet with fuel.
Confirmed Repair: The tech removed the front O2
sensor and cranked the engine. It started. The tech removed and
inspected the catalytic converter. It was plugged. The tech
replaced the catalytic converter and the engine runs normally.
The problem was resolved.