P0C0B – Drive Motor ‘1’ Inverter Positive Voltage Circuit

P0C0B Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P0C0B Possible Causes

Reprogram Power Inverter Module (PIM) Assembly,Faulty Power Inverter Module (PIM) Assembly,Power Inverter Module (PIM) Assembly harness is open or shorted,Power Inverter Module (PIM) Assembly circuit poor electrical connection

P0C0B Description

This is an internal fault detection of the drive motor generator Power Inverter Module (PIM) Assembly. The PIM monitors the Drive Motor ‘1’ Inverter. The ECM sets the OBDII code when the Drive Motor ‘1’ Inverter is not to factory specifications. This fault is handled inside the PIM and no external circuits are involved.