SFI SYSTEM, Diagnostic DTC:P0620,P065A,P0A1A and P0A3B

DTC Code DTC Name
P0620 Generator Control Circuit
P065A Generator System Performance
P0A1A Generator Control Module
P0A3B Generator Over Temperature

DESCRIPTION

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

MIL

Memory

P0620

Generator Control Circuit

Generator assembly electrical malfunction.

  • Generator assembly

  • Generator pulley

  • Generator assembly operating conditions

  • Charging system

Does not come on

DTC stored

P065A

Generator System Performance

Generator assembly mechanical malfunction.

  • Drive belt pulley and tensioner

  • Generator assembly

  • Generator pulley

  • Generator assembly installation condition

  • Charging system

Does not come on

DTC stored

P0A1A

Generator Control Module

Generator assembly communication malfunction.

  • Generator assembly

  • Generator pulley

Does not come on

DTC stored

P0A3B

Generator Over Temperature

Generator assembly temperature is excessively high.

  • Generator assembly

  • Generator pulley

  • Generator assembly operating conditions

Does not come on

DTC stored

WIRING DIAGRAM

A327739E01

PROCEDURE

  1. INSPECT GENERATOR ASSEMBLY

    1. Inspect the generator assembly.

      Click here

    Result

    Proceed to

    OK

    NG
    NG

    REPLACE GENERATOR ASSEMBLY

    Click here

    OK

  2. CHECK CHARGING SYSTEM

    1. Inspect the charging system.

      Click here

    Result

    Proceed to

    OK

    NG
    OK

    REPLACE ECM

    Click here

    NG

    REPAIR OR REPLACE CHARGING SYSTEM