HYBRID CONTROL SYSTEM, Diagnostic DTC:P0A1D-144, P0A1D-148, P0A1D-162, P0A1D-187, P0A1D-721, P0A1D-722, P0A1D-723, P0A1D-787, P0A1D-818, P0A1D-821, P0A1D-822, P0A1D-823

DTC Code DTC Name
P0A1D-144 Hybrid Powertrain Control Module
P0A1D-148 Hybrid Powertrain Control Module
P0A1D-162 Hybrid Powertrain Control Module
P0A1D-187 Hybrid Powertrain Control Module
P0A1D-721 Hybrid Powertrain Control Module
P0A1D-722 Hybrid Powertrain Control Module
P0A1D-723 Hybrid Powertrain Control Module
P0A1D-787 Hybrid Powertrain Control Module
P0A1D-818 Hybrid Powertrain Control Module
P0A1D-821 Hybrid Powertrain Control Module
P0A1D-822 Hybrid Powertrain Control Module
P0A1D-823 Hybrid Powertrain Control Module

DESCRIPTION

The hybrid vehicle control ECU monitors its internal operation, it will store a DTC and perform fail-safe control if it detects the following malfunction. If the following DTC is output, replace the hybrid vehicle control ECU.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate
P0A1D-144 Hybrid Powertrain Control Module

ECU internal malfunction

(1 trip detection logic)

Hybrid vehicle control ECU Comes on

Master Warning Light:

Comes on

P0A1D-148 Hybrid Powertrain Control Module

ECU internal malfunction

(1 trip detection logic)

Hybrid vehicle control ECU Comes on

Master Warning Light:

Comes on

P0A1D-162 Hybrid Powertrain Control Module

ECU internal malfunction

(1 trip detection logic)

Hybrid vehicle control ECU Comes on

Master Warning Light:

Comes on

P0A1D-187 Hybrid Powertrain Control Module

ECU internal malfunction

(1 trip detection logic)

Hybrid vehicle control ECU Comes on

Master Warning Light:

Comes on

P0A1D-721 Hybrid Powertrain Control Module

ECU internal malfunction

(1 trip detection logic)

Hybrid vehicle control ECU Comes on

Master Warning Light:

Comes on

P0A1D-722 Hybrid Powertrain Control Module

ECU internal malfunction

(1 trip detection logic)

Hybrid vehicle control ECU Comes on

Master Warning Light:

Comes on

P0A1D-723 Hybrid Powertrain Control Module

ECU internal malfunction

(1 trip detection logic)

Hybrid vehicle control ECU Comes on

Master Warning Light:

Comes on

P0A1D-787 Hybrid Powertrain Control Module

ECU internal malfunction

(1 trip detection logic)

Hybrid vehicle control ECU Comes on

Master Warning Light:

Comes on

P0A1D-818 Hybrid Powertrain Control Module

ECU internal malfunction

(1 trip detection logic)

Hybrid vehicle control ECU Comes on

Master Warning Light:

Comes on

P0A1D-821 Hybrid Powertrain Control Module

ECU internal malfunction

(1 trip detection logic)

Hybrid vehicle control ECU Comes on

Master Warning Light:

Comes on

P0A1D-822 Hybrid Powertrain Control Module

ECU internal malfunction

(1 trip detection logic)

Hybrid vehicle control ECU Comes on

Master Warning Light:

Comes on

P0A1D-823 Hybrid Powertrain Control Module

ECU internal malfunction

(1 trip detection logic)

Hybrid vehicle control ECU Comes on

Master Warning Light:

Comes on

CAUTION / NOTICE / HINT

Tech Tips

After the repair, clear the DTCs and perform the following procedure to check that DTCs are not output.


  1. Turn the power switch on (IG) and wait for 30 seconds or more.

PROCEDURE


  1. REPLACE HYBRID VEHICLE CONTROL ECU

    Click here

    Result
    Proceed to
    NEXT

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