Difference of the actual engine speed and target engine speed during catalyst heating is higher than threshold, ECM sets DTC P050A.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Idle speed monitoring | 1. Poor connector connection 2. Restricted intake or exhaust system 3. Vacuum leaks 4. Faulty throttle body |
Enable Condition |
•
Vehicle speed is 0 km/h (0 mph)
•
Acceleration pedal position is 0%
•
Catalyst heating is active | |
Threshold Value |
•
Target RPM - Actual RPM is higher than 100 RPM
•
Actual RPM and target RPM is higher than 200 RPM
•
Fuel cut-off during stand-still is more than 3 times | |
Diagnostic Time |
•
8 sec. | |
MIL ON Condition |
•
3 driving cycles |
