If faulty sensor "C" supply voltage is detected for more than 0.1 sec., ECM sets DTC P069900. This fault might be caused by short to power/ground in sensor supply "C" circuit or internal error of ECM.
Item | Detecting Condition | Possible Cause | |
DTC Strategy |
•
Voltage monitoring | 1. Poor connector connection 2. Faulty sensor "C" supply circuit 3. Faulty ECM | |
Enable Conditions |
•
Engine running | ||
Threshold Value |
•
Faulty sensor "C" supply voltage | ||
Diagnostic Time |
•
100 msec | ||
Fail Safe | MIL |
•
On | |
EGR OFF |
•
Yes | ||
Torque Limit |
•
Yes | ||
DPF Regeneration OFF |
•
On | ||
