1990 Toyota Corolla Repair Question
Topics covered: Sensor, Spark, Spark plugs.
Mileage: No information provided.
Mileage: No information provided.
Asked on July 23, 2010
1990 Toyota Corolla misses when warm
Engine Performance problem
1990 Toyota Corolla 4 cyl Two Wheel Drive Automatic 230k miles
my car starts to miss and slow on acceleration when it warms up it is a 1990 corolla we replaced spark plugs distributor 02 sensor throttle position sensor fuel filter and still no fix
1990 Toyota Corolla 4 cyl Two Wheel Drive Automatic 230k miles
my car starts to miss and slow on acceleration when it warms up it is a 1990 corolla we replaced spark plugs distributor 02 sensor throttle position sensor fuel filter and still no fix
Answer
Replied on July 23, 2010
Possibilities: Inspect and test all the following listed below:
Oxygen sensor.
Catalytic converter.
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position sensor.
Crankshaft position sensor
Knock sensor
Manifold absolute pressure sensor.
EGR Valve
Fuel pressure regulator leaking or defective fuel pump.
False air leakage.
Fuel contamination.
Foul/defective spark plugs.
Open spark plug wires.
Ignition coil/Coil packs defective.
Incorrect ignition timing.
Cap and rotor.
Note:If it doesn't apply disregard it.