Possible Causes
WARNING: This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| (F856) 5-VOLT SUPPLY CIRCUIT OPEN |
| (F856) 5-VOLT SUPPLY CIRCUIT SHORTED TO GROUND |
| (K29) APP SENSOR NO.2 SIGNAL CIRCUIT OPEN |
| (K29) APP SENSOR NO.2 SIGNAL CIRCUIT SHORTED TO GROUND |
| (K29) APP SENSOR NO.2 SIGNAL CIRCUIT SHORTED TO THE (K167) APP SENSOR NO.1 RETURN CIRCUIT |
| (K29) APP SENSOR NO.2 SIGNAL CIRCUIT SHORTED TO THE (K400) APP SENSOR NO.2 RETURN CIRCUIT |
| APP SENSOR |
| PCM |
Always perform PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding.