P0069 is set when the difference between BPS output voltage and atmospheric pressure sensor output voltage is above 300hpa at below 100RPM(in other word, IG KEY ON condition) for more than 3.0 sec. This code is due to abnormal output characteristic of BPS component.
Item | Detecting Condition | Possible Cause | |
DTC Strategy |
•
Compare with Boost Pressure Sensor and Barometric Pressure Sensor | 1. Boost Pressure Sensor circuit 2. Faulty Barometric Pressure Sensor 3. Faulty Boost Pressure Sensor 4. Faulty ECM/PCM | |
Enable Conditions |
•
Ignition Switch "ON" | ||
Threshold Value |
•
Difference of Boost Pressure Sensor and Barometric Pressure Sensor greater than 300 hpa | ||
Fail Safe | Fuel Cut |
•
NO | |
EGR Off |
•
NO | ||
Fuel Limit |
•
NO | ||
Check Lamp |
•
NO | ||
