2009 SUBARU TRIBECA Service Workshop Manual

catalytic converter auxiliary battery MPG check transmission fluid night vision steering

Page 1081 of 2453

SUBARU TRIBECA 2009 1.G Service Workshop Manual VDC(diag)-89
General Diagnostic Table
VEHICLE DYNAMICS CONTROL (VDC) (DIAGNOSTICS)
Po or ch a ng e -
direction-opera-
tion stability of
TCS
Deviation to
right or left
direction
•VDCCM&H/U
•De

VDC(diag)-89
General Diagnostic Table
VEHICLE DYNAMICS CONTROL (VDC) (DIAGNOSTICS)
Po or ch a ng e -
direction-opera-
tion stability of
TCS
Deviation to
right or left
direction
•VDCCM&H/U
•Defective ABS wheel speed sensor or sensor
gap
•Defective steering angle sensor or improper
neutral position
•Defective yaw rate & G sensor or improper
installation
•Brake caliper
•Brake pad
•Wheel alignment
•Road surface (uneven)
•Road with crowns or banks
•Tire specifications, tire wear and air pressures
•Incorrect wiring or piping connections
•Disc rotor
•Brake pipe
•Axle and wheels
•Suspension play or fatigue (poor damp-
ing)
Ve h i c l e s p i n • V D C C M & H / U
•Defective ABS wheel speed sensor or sensor
gap
•Defective steering angle sensor or improper
neutral position
•Defective yaw rate & G sensor or improper
installation
•Brake pad
•Tire specifications, tire wear and air pressures
•Incorrect wiring or piping connections
•Brake caliper
•Brake pipe
Steering wheel drag while driving • VDCCM&H/U
•Defective ABS wheel speed sensor or sensor
gap
•Defective steering angle sensor or improper
neutral position
•Defective yaw rate & G sensor or improper
installation
•Incorrect wiring or piping connections
•Power steering system
•Brake caliper
•Brake pad
•Disc rotor
•Wheel alignment
•Road surface (uneven)
•Road with crowns or banks
•Suspension play or fatigue (poor damp-
ing)
•Tire specifications, tire wear and air
pressures
VDC operates while driving nor-
mally.
•VDCCM&H/U
•Defective ABS wheel speed sensor or sensor
gap
•Defective steering angle sensor or improper
neutral position
•Defective yaw rate & G sensor or improper
installation
•Wheel alignment
•Road surface (uneven)
•Road with crowns or banks
•Suspension play or fatigue (poor damping)
•Tire specifications, tire wear and air pressures
•Incorrect wiring or piping connections
•Power steering system

TCS OFF indicator light does not
come on when the TCS OFF
switch is depressed.
NOTE:When pressing TCS OFF switch
for more than 10 seconds, TCS
OFF indicator light goes off and
cannot operate any more. When
turning the ignition switch from
OFF to ON, the previous status is
restored.
•Harness
•Indicator light bulb
•TCS OFF switch

Symptom Main probable cause Other probable cause

Page 1082 of 2453

SUBARU TRIBECA 2009 1.G Service Workshop Manual VDC(diag)-90
General Diagnostic Table
VEHICLE DYNAMICS CONTROL (VDC) (DIAGNOSTICS)

Page 1083 of 2453

SUBARU TRIBECA 2009 1.G Service Workshop Manual VDC-2
General Description
VEHICLE DYNAMICS CONTROL (VDC)
1. General Description
A: SPECIFICATION
B: COMPONENT
1. ABS WHEEL SPEED SENSOR
Item Specification or identification
ABS wheel speed
sensor
ABS

Page 1084 of 2453

SUBARU TRIBECA 2009 1.G Service Workshop Manual VDC-3
General Description
VEHICLE DYNAMICS CONTROL (VDC)
2. YAW RATE & LATERAL G SENSOR
3. STEERING ANGLE SENSOR
(1) Yaw rate & lateral G sensor Tightening torque: N·m (kgf-m, ft-lb)
(2) Bracket

Page 1085 of 2453

SUBARU TRIBECA 2009 1.G Service Workshop Manual VDC-4
General Description
VEHICLE DYNAMICS CONTROL (VDC)
4. VDC CONTROL MODULE AND HYDRAULIC CONTROL UNIT (VDCCM&H/U)
(1) VDC control module and hydraulic
control unit (VDCCM&H/U)
(5) Secondary inlet

Page 1086 of 2453

SUBARU TRIBECA 2009 1.G Service Workshop Manual VDC-5
General Description
VEHICLE DYNAMICS CONTROL (VDC)
5. RELAY BOX
C: CAUTION
Please clearly understand and adhere to the follow-
ing general precautions. They must be strictly fol-
lowed t

Page 1087 of 2453

SUBARU TRIBECA 2009 1.G Service Workshop Manual VDC-6
General Description
VEHICLE DYNAMICS CONTROL (VDC)
D: PREPARATION TOOL
1. SPECIAL TOOL
2. GENERAL TOOL
ILLUSTRATION TOOL NUMBER DESCRIPTION REMARKS
ST18482AA010 CARTRIDGE Troubleshooting for the

Page 1088 of 2453

SUBARU TRIBECA 2009 1.G Service Workshop Manual VDC-7
VDC Control Module & Hydraulic Control Unit (VDCCM&H/U)
VEHICLE DYNAMICS CONTROL (VDC)
2. VDC Control Module & Hy-
draulic Control Unit (VDC-
CM&H/U)
A: REMOVAL
1) Disconnect the ground cable fr

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