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Suzuki GRAND VITARA XL-7 User Manual

Suzuki GRAND VITARA XL-7
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ANTILOCK BRAKE SYSTEM (ABS) 5E2-25
DTC C1057 (DTC 57) Power Source Circuit
DESCRIPTION
The ABS control module monitors the power source voltage at terminal E136-18. When the power source volt-
age becomes extremely high or low, this DTC will be set. As soon as the voltage rises or lowers to the specified
level, the set DTC will be cleared.
INSPECTION
1. Ignition switch 3. ABS hydraulic unit/control module assembly
2. Main fuse 4. ABS hydraulic unit/control module connector
Step Action Yes No
1 1) Connect a voltmeter between battery posi-
tive (+) terminal and body ground.
2) Start the engine and measure the maximum
voltage when racing the engine.
Is it over 18V?
Check charging system
referring to CHARGING
SYSTEM section.
Go to Step 2.
2 1) Disconnect ABS hydraulic unit/control mod-
ule connector.
2) Keep the engine idling, measure the voltage
between terminal E136-18 of ABS control
module and body ground.
Is it always under 9V?
Check charging system
referring to CHARGING
SYSTEM section.
Imperfect short between
wire GRN/ORN and
ground.
Poor connection of termi-
nal E136-18 or E136-
24 of the ABS control
module.
If the above are in good
condition, substitute a
known-good ABS hydrau-
lic unit/control module and
recheck.

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Suzuki GRAND VITARA XL-7 Specifications

General IconGeneral
BrandSuzuki
ModelGRAND VITARA XL-7
CategoryAutomobile
LanguageEnglish

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