If over-current in RPRV circuit is detected for over 0.28 sec., ECM sets DTC P009200. This fault might be caused by short to power or internal short in RPRV.
Item | Detecting Condition | Possible Cause | |
DTC Strategy |
•
Rail Pressure Regulator Valve Voltage Monitoring | 1. Short to ground in rail pressure regulator valve circuit 2. Defected rail pressure regulator valve 3. Defected ECM | |
Enable Condition |
•
Engine running | ||
Threshold Value |
•
Short to ground in rail pressure regulator valve
•
Excessive temperature on rail pressure regulator valve | ||
Detecting Time |
•
280 msec | ||
Fail Safe | Engine OFF |
•
Yes | |
EGR OFF |
•
No | ||
Torque Limit |
•
No | ||
MIL |
•
On | ||
