Suzuki Grand Vitara 1998, Service Manual

Page: 367 / 801

YH4
GRAND
VITARA
5E1-26 ANTILOCK BRAKE SYSTEM (ABS) (OPTIONAL)
1. ABS hydraulic unit/
control module assembly
2. ABS hydraulic unit/
control module
connector of harness
1. ABS hydraulic
unit / control
module connector
DTC 41 (DTC C1041/C1042) – RIGHT-FRONT SOLENOID CIRCUIT
DTC 45 (DTC C1045/C1046) – LEFT-FRONT SOLENOID CIRCUIT
DTC 56 (DTC C1055/C1056) – REAR SOLENOID CIRCUIT
DESCRIPTION
The ABS control module monitors the voltage of the terminal of the solenoid circuit constantly with the ignition
switch turned ON. It sets this DTC when the terminal voltage does not become low / high for the ON / OFF command
to the solenoid or the voltage difference between solenoid circuit terminals exceeds the specified value with the
solenoid turned OFF.
INSPECTION
STEP ACTION YES NO
1 1) Check solenoid referring to item
“ABS HYDRAULIC UNIT OPERATION CHECK”
in this section.
Is it in good condition?
Check terminals “A11”
and “A27” connection.
If connections OK,
substitute a known-
good ABS hydraulic
unit / control module
assembly and
recheck. Go to step 2.
2 1) Ignition switch OFF.
2) Disconnect ABS hydraulic unit / control module
connector. (See Fig. 1)
3) Check for proper connection to ABS hydraulic
unit / control module connector at terminal “A11”.
4) If OK, then measure voltage between terminal
“A11” of module connector and body ground.
Is it 10 – 14 V?
Substitute a known-
good ABS hydraulic
unit / control module
assembly and
recheck. “W / Bl” circuit open.
Fig. 1