Checking fuel pump relay circuit continuously under detecting condition, if open or short in the circuit is detected ECM/PCM sets DTC P0230.
※ In addition, Take note that open circuit in Main Relay may cause this P0230 code.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Circuit continuity check | 1. Poor connection 2. Open or short in fuel pump relay circuit 3. Open in Main Relay circuit 4. Fuel Pump Relay 5. ECM/PCM |
Enable Conditions |
•
Engine speed is higher than 240rpm
•
Battery voltage is higher than 10.7V and lower than 16V | |
Threshold Value |
•
Disconnected
•
Short circuit to battery
•
Short circuit to GND | |
Diagnostic Time |
•
Continuous | |
Mil On Condition |
•
NO MIL |
