P0069 is set when the difference between Boost pressure and atmospheric pressure sensor is above 300hpa at below 100RPM (in other word, IG key ON condition) for more than 3 sec. This code is due to abnormal output characteristic of BPS component.
Item | Detecting Condition | Possible Cause | ||
DTC Strategy |
•
Comparison boost pressure sensor with ambient sensor | 1. BPS circuit 2. Faulty BPS | ||
Enable Conditions |
•
IG key ON / After run (100RPM) | |||
Threshold Value |
•
|boost pressure - ambient pressure| is over 300hpa | |||
Diagnostic Time |
•
3 sec. | |||
Fail Safe | Fuel cut | NO |
•
- | |
EGR Off | YES | |||
Fuel Limit | YES | |||
Check Lamp | OFF | |||
