When Monitored
WARNING: This page is about a different car, the 2016 RAM 3500 HD and 2016 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
- With the engine running above 285 RPM and none of the following DTCs active; (TPS DTCs) P0121, P0122, P0123, P0221, P0222, P0223, P2135, (MAP DTCs) P0107, P0108, P0129, (5-Volt Supply DTCs) P0642, P0643, P0652, P0653, P1618, P1628, (CKP and CMP) P0016, P0335, P0339, P0340, P0344, and P2172, P2173. P2175.
- Set Condition:
The Powertrain Control Module (PCM) calculated MAP value is greater than actual MAP value plus an offset value. One trip fault. Three good trips to turn of the mil. ETC light will flash.
| Possible Causes |
|---|
| RESTRICTED AIR INLET SYSTEM |
| RESISTANCE IN THE 5-VOLT SUPPLY CIRCUIT |
| RESISTANCE IN THE 5-VOLT SUPPLY CIRCUIT |
| RESISTANCE IN THE MAP SENSOR SIGNAL CIRCUIT |
| RESISTANCE IN SENSOR GROUND CIRCUIT |
| RESISTANCE IN THE THROTTLE POSITION SENSOR SIGNAL CIRCUITS |
| RESISTANCE IN THE THROTTLE POSITION SENSOR RETURN CIRCUIT |
| MAP SENSOR |
| THROTTLE POSITION SENSOR |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .