|
|
Content .. 2202 2203 2204 2205 ..
6A–6 ENGINE MECHANICAL (6VE1 3.5L) Rough Engine Idling or Engine Stalling Condition Possible cause Correction Trouble in fuel injection system Throttle valve defective Correct or replace Throttle position sensor circuit open Correct or replace Fuel injector circuits open or shorted Correct or replace Fuel injectors damaged Replace Fuel pump relay defective Replace Mass Airflow Sensor circuit open or Correct or replace Mass Airflow Sensor defective Replace Manifold Absolute Pressure Sensor Correct or replace Manifold Absolute Pressure Sensor Replace Engine Coolant Temperature Sensor Correct or replace Engine Coolant Temperature Sensor Replace Intake Air Temperature sensor circuit Correct or replace Intake Air Temperature sensor Replace Ion Sensing Module cable broken or Correct or replace Ion Sensing Module defective Replace Vehicle Speed Sensor circuit open or Correct or replace Vehicle Speed Sensor defective Replace Trouble in emission control system Powertrain Control Module defective Replace Exhaust Gas Recirculation Valve Correct or replace Exhaust Gas Recirculation Valve Replace Canister purge valve circuit open or Correct or replace Canister purge valve defective Replace Trouble in ignition system Refer to “Hard Start” Others Engine lacks compression Refer to “Hard Start” Valve incorrectly seated Lap valve Air Cleaner Filter clogged Replace filter element Valve timing incorrect Readjust Positive Crankcase Ventilation valve Replace |