If there is a short to battery in injector #4 circuit, the PCM sets DTC P0271.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Electrical check, high | 1. Poor connection 2. Short to battery in control circuit 3. Injector |
Enable Conditions |
•
Engine speed greater than 80 rpm
•
Battery voltage greater than 8V and less than 15V | |
Threshold Value |
•
Circuit short to battery | |
Diagnostic Time |
•
Continuous | |
Mil On Condition |
•
2 driving cycles |
