P0A1D / INF148

DTC P0A1D-148 Hybrid Powertrain Control Module
DTC P0A1D-179 Hybrid Powertrain Control Module

DESCRIPTION

DTC Detection Condition:

The hybrid vehicle control ECU monitors its internal operation and detects malfunctions.

MONITOR DESCRIPTION

Monitor Strategy:

Typical Enabling Conditions:

Typical Malfunction Thresholds:

Component Operating Range:

The hybrid vehicle control ECU performs many diagnostic tests to verify proper operation of internal ECU systems. In one of these diagnostics, the hybrid vehicle control ECU performs a self-test. If the hybrid vehicle control ECU detects an internal problem during this self-test, it will conclude that there is an internal malfunction. The hybrid vehicle control ECU will illuminate the MIL and set a DTC.

Step 1:

INSPECTION PROCEDURE