Last Modified: 7-3-2017 6.8:8.0.40 Doc ID: RM0000018ZP003X
Model Year Start: 2007 Model: LX470 Prod Date Range: [08/2006 -           ]
Title: METER: METER / GAUGE SYSTEM: Parking Brake Switch Circuit; 2007 MY LX470 [08/2006 -        ]

Parking Brake Switch Circuit

WIRING DIAGRAM

INSPECTION PROCEDURE

HINT:

When using the intelligent tester, start from *1. When not using intelligent tester, start from *2.

PROCEDURE

1.

PERFORM ACTIVE TEST USING INTELLIGENT TESTER (PARKING BRAKE SWITCH)*1

(a) Connect the intelligent tester (with CAN VIM) to the DLC3.

(b) Check that the parking brake switch operates using the DATA LIST 2007 MY LX470 [08/2006 -        ]; METER: METER / GAUGE SYSTEM: DATA LIST / ACTIVE TEST .

OK

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN ON PROBLEM SYMPTOMS TABLE

NG

2.

INSPECT PARKING BRAKE SWITCH ASSEMBLY*2

(a) Inspect parking brake switch assembly 2007 MY LX470 [08/2006 -        ]; METER: METER / GAUGE SYSTEM: ON-VEHICLE INSPECTION .

NG

REPLACE PARKING BRAKE SWITCH ASSEMBLY

OK

3.

CHECK WIRE HARNESS (PARKING BRAKE SWITCH - BODY ECU (MAIN))
NG

REPAIR OR REPLACE HARNESS AND CONNECTOR

OK

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN ON PROBLEM SYMPTOMS TABLE