P050A, P050B, P050E Cold start control
Description
ECM controls ignition timing and engine idle speed when engine is started
with pre-warming up condition.
This control promotes the activation of three way catalyst by heating the
catalyst and reduces emissions.
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P050A, P050B or P050E ...
Diagnosis and repair work flow
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.COLLECT INFORMATION FROM THE CUSTOMER
Get detailed information from the customer about the symptom
(the condition and the environment when the
incident/malfunction occurred) using the diagnostic worksheet. Refer to BRC-52,
"Diagnostic Wor ...
Power supply and ground circuit
Av control unit
Av control unit : diagnosis procedure
Regarding Wiring Diagram information, refer to AV-234, "Wiring Diagram".
1.Check fuse
Check that the following fuses are not blown.
Are the fuses blown?
Yes >> replace the blown fuse after repairing the affected circuit.
...