Dtc P0606 Ecm / Pcm Processor

Engine Hybrid System. Land Cruiser. Urj200, 202 Grj200 Vdj200
1Ur-Fe Engine Control. Land Cruiser. Urj200, 202 Grj200 Vdj200

DESCRIPTION

CONFIRMATION DRIVING PATTERN

INSPECTION PROCEDURE

CHECK FOR DTC

DTC P0606 ECM / PCM Processor


DESCRIPTION

The ECM continuously monitors its main and sub CPUs. This self-check ensures that the ECM is functioning properly. If outputs from the CPUs are different and deviate from the standard, the ECM will illuminate the MIL and store a DTC immediately.

DTC No.
DTC Detection Condition
Trouble Area
P0606
Either condition is met (1 trip detection logic):
  1. There is an ECM main CPU error.
  2. There is an ECM sub CPU error.
ECM

CONFIRMATION DRIVING PATTERN

  1. Turn the engine switch off.
  2. Disconnect the cable from the negative (-) battery terminal and wait for 1 minute.
  3. Connect the cable to the negative (-) battery terminal.
  4. Turn the engine switch on (IG) and wait for 10 seconds or more.

INSPECTION PROCEDURE

1.CHECK FOR DTC

  1. Connect the GTS to the DLC3.

  1. Turn the engine switch on (IG).

  1. Turn the GTS on.

  1. Clear DTCs (Click here).

  1. Turn the GTS off.

  1. Turn the engine switch 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) and turn the GTS on.

  1. Wait 10 seconds or more.

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

  1. Check for DTCs.

    OK:
    P0606 is not output.


NG
REPLACE ECM (Click here)
OK

CHECK FOR INTERMITTENT PROBLEMS (Click here)