2007-2009 Toyota FJ Cruiser Service & Repair Manual
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BRAKE CONTROL – VEHICLE STABILITY CONTROL SYSTEM
BC–171
BC
DESCRIPTION
When the rear differential is locked or during the 4WD mode, VSC control turns off and the VSC OFF
indicator illuminates. Also, the VSC OFF indicator light is ON when the VSC system is in fail-safe control.
WIRING DIAGRAM
INSPECTION PROCEDURE
NOTICE:
When replacing the master cylinder solenoid, perform zero point calibration (See page BC-24).
(a) Check if DTCs for VSC are recorded (See page BC-45).
Result
VSC OFF Indicator Light Remains ON
1 CHECK DTC
Skid Control ECU
Combination Meter
Rear Differential Lock Switch
Ignition Switch
GAUGE
VSC OFF
Battery
AM2
WT
EXI3
C138446E03
Result Proceed to
DTC not output A
DTC output B
BC–172
BRAKE CONTROL – VEHICLE STABILITY CONTROL SYSTEM
BC
B
A
(a) Remove the rear differential lock switch.
(b) Disconnect the rear differential lock switch connector
(c) Measure the resistance.
Standard resistance
NG
OK
(a) Disconnect the four wheel drive control ECU connector.
(b) Disconnect the differential lock switch connector.
(c) Measure the resistance.
Standard resistance
NG
OK
REPAIR CIRCUITS INDICATED BY OUTPUT
DTCS
2 INSPECT REAR DIFFERENTIAL LOCK SWITCH
Rear Differential Lock Switch:
Push
Release
I044055E02
Tester Connection Switch Condition Specified Condition
3 - 4 Released 10 kΩ or higher
3 - 4 Pushed in Below 1 Ω
REPLACE DIFFERENTIAL LOCK SWITCH
3
CHECK HARNESS AND CONNECTOR (FOUR WHEEL DRIVE CONTROL ECU -
DIFFERENTIAL LOCK SWITCH)
1 2 3 4 5 6
2 1 3 4
5 6 7 8 9 10
Four Wheel Drive Control ECU
(harness side connector):
Differential Lock Switch
(harness side connector):
R
R
L7
E2
C135299E01
Tester Connection Specified Condition
L7-4 (R) - E2-4 Below 1 Ω
L7-4 (R) - Body ground 10 kΩ or higher
REPAIR OR REPLACE HARNESS OR
CONNECTOR
BRAKE CONTROL – VEHICLE STABILITY CONTROL SYSTEM
BC–173
BC
(a) Disconnect the skid control ECU connector.
(b) Disconnect the combination meter connector.
(c) Measure the resistance.
Standard resistance
NG
OK
(a) Check the combination meter system (See page ME-29).
OK:
Combination meter is normal.
NG
OK
4 CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU - COMBINATION METER)
Skid Control ECU
(haness side connector):
Combination Meter
(harness side connector):
A4
E14
WT
TROF
C135294E02
Tester Connection Specified Condition
A4-35 (WT) - E14-5 (TROF) Below 1 Ω
A4-35 (WT) - Body ground 10 kΩ or higher
REPAIR OR REPLACE HARNESS OR
CONNECTOR
5 INSPECT COMBINATION METER ASSEMBLY
REPLACE COMBINATION METER
ASSEMBLY
REPLACE MASTER CYLINDER SOLENOID
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Full Search Facility
Print one or all pages of your manual
$28.99
2007-2009 Toyota FJ Cruiser Service & Repair Manual
Covers: 2007-2009
This highly detailed repair manual contains everything you will ever need to repair, maintain, rebuild, refurbish, and restore your Toyota FJ Cruiser.
This service and repair manual consists of hundreds of pages including the following topics:
- Complete Engine Service
- Fuel System Service
- Wiring Diagrams
- Gearbox
- Exhaust System
- Suspension
- Clutch Removal and Installation
- Bodywork
- Gearbox Service, Removal and Installation
- Cooling System
- Factory Maintenance Schedules
- Plus More
Save hundreds, if not thousands, of pounds in repair and maintenance costs.
This manual covers all diagnostic and repair procedures, giving you access to the same information that professional technicians and mechanics use. You can view and print out the complete repair procedures as needed.
Highly detailed printable diagrams:
Once you have found the information you need, simply print it out and start work. No more expensive, bulky manuals that become worn over time – you can print fresh pages whenever required.
