Acura RL (1996-2004 year). Manual — part 541

TCS Switch

TCS Control Unit

Test

1. Remove the TCS/CRUISE switch from the switch

panel.

Replacement

TCS/CRUISE SWITCH

2. Check for continuity between terminal No. 1 and

No. 2 (Illumination light circuit) and between termi-
nal No. 3 and No. 4 (switch circuit).

There should be continuity when the switch is

pushed, and there should be no continuity when the
switch is released.

1. Remove the rear seat-back (see

section 20

).

2. Disconnect the connectors from TCS control unit.

TCS CONTROL UNIT

3. Remove the three bolts and the TCS control unit.

4. Install in the reverse order of removal.

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Special Tools

Ref. No.

Tool Number

Description

Qty

Page Reference

07PAZ-0010100 SCS Service Connector

19-206

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Component Locations

SERVICE CHECK CONNECTOR (2P)

RIGHT-REAR WHEEL SENSOR

VSA CONVERTER UNIT

VSA MODULATOR
CONTROL UNIT

TCS CONTROL
VALVE SENSOR

RIGHT-FRONT
WHEEL SENSOR

PRECHARGE
PUMP MOTOR

STEERING
ANGLE SENSOR

YAW RATE/LATERAL
ACCELERATION SENSOR

TCS CONTROL VALVE
ACTUATOR

UNDER-HOOD
RELAY BOX C

UNDER-HOOD
FUSE/RELAY BOX

VSA OFF SWITCH

UNDER-DASH FUSE/RELAY BOX

LEFT-FRONT WHEEL SENSOR

LEFT-REAR
WHEEL SENSOR

GAUGE ASSEMBLY

ABS INDICATOR

VSA SYSTEM INDICATOR

UNDER-HOOD FUSE/RELAY BOX

STOP/HORN
(20 A) FUSE

BRAKE SYSTEM INDICATOR

VSA ACTIVATION INDICATOR

UNDER-DASH FUSE/RELAY BOX

TCS

(15 A) FUSE

VSA

(20 A) FUSE

METER
(15 A) FUSE

ECU
(20 A) FUSE

METER
(7.5 A) FUSE

BATTERY
(120 A) FUSE

VSA MOTOR (40 A) FUSE

IG SW (50 A) FUSE

UNDER-HOOD RELAY BOX C

FAIL-SAFE RELAY

GAUGE RELAY

PCM

R/C MIRROR
(7.5 A) FUSE

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Terminal Arrangement

VSA CONTROL UNIT 42P CONNECTOR

Wire side of female terminals

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