Dtc C1591/51 Actuator Neutral Position Calibration Undone

Land Cruiser URJ200 URJ202 GRJ200 VDJ200 - VARIABLE GEAR RATIO STEERING

DESCRIPTION

INSPECTION PROCEDURE

CHECK DTC

PERFORM VGRS SYSTEM CALIBRATION

CHECK DTC

DTC C1591/51 Actuator Neutral Position Calibration Undone

DESCRIPTION

If the steering control ECU or steering actuator is replaced, or if the tie-rod ends are adjusted, VGRS system calibration is required. If the steering control ECU detects that steering angle adjustment is incomplete, it will store DTC C1591/51.

DTC CodeDTC Detection ConditionProcedure
C1591/51The steering control ECU detects that steering angle adjustment is incomplete.There is no malfunction if this DTC is not output again after performing VGRS system calibration.

INSPECTION PROCEDURE

1.CHECK DTC

Check for DTCs ().

  • OK:
  • DTC C1591/51 only is output.
NG
REPAIR CIRCUIT INDICATED BY DTC OUTPUT
OK
2.PERFORM VGRS SYSTEM CALIBRATION

Perform VGRS system calibration ().

NEXT
3.CHECK DTC

Check for DTCs ().

Result
ResultProceed to
DTC is not output.A
DTC C1592/52 is output.B
DTC C1593/53 is output.C
B
GO TO DTC C1592/52 ()
C
GO TO DTC C1593/53 ()
A
USE SIMULATION METHOD TO CHECK ()