DTC P0252 is set when high temperature is detected in P-PRV control monitoring circuit of ECM internal for 0.22sec. It is retrieved when it is malfunction of ECM internal circuit.
Item | Detecting Condition | Possible Cause | ||
DTC Strategy |
•
Voltage monitoring | 1. P-PRV circuit 2. P-PRV 3. ECM | ||
Enable Conditions |
•
IG key ON | |||
Threshold Value |
•
High temperature is detected because it is short to battery in P-PRV monitoring circuit of ECM internal. | |||
Diagnostic Time |
•
0.22 sec. | |||
Fail Safe | Fuel cut | NO |
•
- | |
EGR Off | NO | |||
Fuel Limit | YES | |||
Check Lamp | ON | |||
