If the signal difference between boost pressure sensor and atmospheric pressure sensor is over 300 hPa under engine speed below 100 RPM (Ignition switch "ON"), ECM sets DTC P006900. This fault is due to abnormal output characteristics of boost pressure sensor.
Item | Detecting Condition | Possible Cause | |
DTC Strategy |
•
Correlation between boost pressure sensor and atmospheric pressure sensor | 1. Faulty boost pressure sensor circuit 2. Faulty atmospheric pressure sensor 3. Faulty boost pressure sensor 4. Faulty ECM | |
Enable Condition |
•
Ignition switch "ON" | ||
Threshold Value |
•
Signal difference between boost pressure sensor and atmospheric pressure sensor is over 300 hPa | ||
Detecting Time |
•
3 sec. | ||
Fail Safe | MIL |
•
On |