P0A1D-615

P112 HYBRID VEHICLE CONTROL: HYBRID CONTROL SYSTEM: P0A1D-615: Hybrid Powertrain Control Module

DTC P0A1D-615 - Hybrid Powertrain Control Module

DESCRIPTION

The HV control ECU performs self-checks to detect an internal operating malfunction in the ECU.






MONITOR DESCRIPTION

The HV control ECU performs diagnostic monitoring to verify proper operation of internal and external ECU systems. In this diagnostics monitor, the HV control ECU checks the communication bus off count and the message register of the CAN (Controller Area Network) controller.
If the HV control ECU detects an error in the communication bus off count or message register, it will conclude that there is a malfunction in the HV control ECU. The HV control ECU illuminates the MIL and sets a DTC.

MONITOR STRATEGY





TYPICAL ENABLING CONDITIONS





TYPICAL MALFUNCTION THRESHOLDS

Case 1:





Case 2:





COMPONENT OPERATING RANGE





INSPECTION PROCEDURE

If the above information (INF) code is present, replace the HV control ECU.

PROCEDURE

1. REPLACE HYBRID VEHICLE CONTROL ECU
(a) Replace the hybrid vehicle control ECU Removal.
NEXT -- COMPLETED