Dtc P0606 Ecm / Pcm Processor

Drivetrain. Land Cruiser. Urj200, 202 Grj200 Vdj200
Ae80F Automatic Transmission Transaxle. Land Cruiser. Urj200, 202 Grj200 Vdj200

DESCRIPTION

MONITOR DESCRIPTION

INSPECTION PROCEDURE

CHECK DTC OUTPUT (IN ADDITION TO DTC P0606)

READ OUTPUT DTC (DTC P0606)

DTC P0606 ECM / PCM Processor


DESCRIPTION

The TCM monitors its internal operation and it will set this DTC when it detects an internal malfunction for ISO 26262.

DTC No.
DTC Detection Condition
  1. Diagnosis Condition
  2. Malfunction Status
  3. Malfunction Time
  4. Other
Trouble Area
P0606
  1. The engine switch is on (IG)
  2. TCM internal error
  3. -
  4. 1-trip detection logic
TCM

MONITOR DESCRIPTION

The TCM monitors its internal operation. If the internal operation is malfunctioning, the TCM will illuminate the MIL and store this DTC.

INSPECTION PROCEDURE

NOTICE:
  1. Perform registration and/or initialization when parts related to the automatic transmission are replaced (Click here).
  2. There is a possibility that DTC P0606 is issued from the ECUs of the ECM and TCM. Use the GTS to conduct a health check to confirm which ECU the DTC is issued from and then inspect the related system.
HINT:
After performing repair, clear the DTCs and perform the following procedure to check that DTCs are not output.
  1. Turn the engine switch on (IG) and wait for 10 minutes or more.
  2. Check for DTCs again (Click here).
1.CHECK DTC OUTPUT (IN ADDITION TO DTC P0606)

  1. Connect the GTS to the DLC3.

  1. Turn the engine switch on (IG).

  1. Turn the GTS on.

  1. Enter the following menus: Powertrain / ECT / Trouble Codes.

  1. Read the DTCs using the GTS.

    Result
    Result
    		Proceed to
    Only DTC P0606 is output
    		A
    DTC P0606 and other DTCs are output
    		B

    HINT:
    If any DTCs other than DTC P0606 are output, perform troubleshooting for those DTCs first.


B
GO TO DTC CHART (Click here)
A


2.READ OUTPUT DTC (DTC P0606)

  1. Connect the GTS to the DLC3.

  1. Turn the engine switch on (IG).

  1. Turn the GTS on.

  1. Clear the DTCs (Click here).

    HINT:
    Write down the currently output DTCs before clearing them.

  1. Turn the engine switch off and turn the GTS off.

  1. Disconnect the GTS.

  1. Disconnect the cable from the negative (-) battery terminal and wait for 1 minute.

  1. Connect the cable to the negative (-) battery terminal.

  1. Connect the GTS to the DLC3.

  1. Turn the engine switch on (IG).

  1. Turn the GTS on.

  1. Enter the following menus: Powertrain / ECT / Trouble Codes.

  1. Read the DTCs using the GTS.

    Result
    Result
    		Proceed to
    DTCs are not output
    		A
    DTC P0606 is output
    		B



B
REPLACE TCM (Click here)
A

CHECK FOR INTERMITTENT PROBLEMS (Click here)