Dtc P163B 4Wd Ecu Malfunction

Drivetrain. Land Cruiser. Urj200, 202 Grj200 Vdj200
Jf2A Transfer 4Wd Awd. Land Cruiser. Urj200, 202 Grj200 Vdj200

DESCRIPTION

INSPECTION PROCEDURE

CHECK FOR DTC

DTC P163B 4WD ECU Malfunction


DESCRIPTION

This DTC is output when a malfunction is detected in the 4 wheel drive control ECU internal circuit.

DTC No.
DTC Detection Condition
  1. Diagnosis Condition
  2. Malfunction Status
  3. Malfunction Time
  4. Other
Trouble Area
P163B
  1. While the ignition switch is turned to ON or directly after the ignition switch is turned to ON
  2. 4 wheel drive control ECU internal circuit malfunction
  3. 0.5 seconds or more (if directly after the ignition switch is turned to ON, 0.05 seconds or more)
  4. 1 trip detection logic
4 wheel drive control ECU

INSPECTION PROCEDURE

1.CHECK FOR DTC

  1. Check whether DTCs other than P163B are output (Click here).

    Result:

    Result
    		Proceed to
    Only DTC P163B is output.
    		for LHD
    		A
    for RHD
    		B
    DTCs other than DTC P163B are output.
    		C


B
REPLACE 4 WHEEL DRIVE CONTROL ECU (Click here)

C
REPAIR CIRCUITS INDICATED BY OUTPUT DTCS (Click here)
A

REPLACE 4 WHEEL DRIVE CONTROL ECU (Click here)