Last Modified: 4-30-2014 6.6 C Doc ID: RM000001A5I002X
Model Year: 2006 Model: LX470 Prod Date Range: [05/2005 -           ]
Title: BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: C1201/51; Engine Control System Malfunction; 2006 MY LX470 [05/2005 -        ]

DTC

C1201/51

Engine Control System Malfunction

DESCRIPTION

If trouble occurs in the engine control system, the ECU prohibits TRAC and VSC control.

DTC No.

DTC Detection Condition

Trouble Area

C1201/51

Conditions 1. and 2. continue for 5 sec.:

  1. Engine speed: 500 rpm or more
  2. A trouble signal in the engine control system is input.

Engine control system

INSPECTION PROCEDURE

PROCEDURE

1.

CHECK FOR DTC

(a) Turn the ignition switch ON.

(b) Check that the VSC TRAC warning light turns on.

(c) Check for DTCs.

Result

Result

Proceed to

DTC is output

A

DTC is not output

B

B

END

A

REPAIR CIRCUIT INDICATED BY OUTPUT DTC