Suzuki WagonR+ RB310, Service Manual

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1. Ignition switch
2. ABS control module / hydraulic unit
assembly
3. Left-front wheel speed sensor
4. Right-front wheel speed sensor
5. Left-rear wheel speed sensor
6. Right-rear wheel speed sensor
7. ABS hydraulic unit / control module
connector
7
ANTILOCK BRAKE SYSTEM (ABS) 5E1-21
DTC 21, 22 – RIGHT-FRONT WHEEL SPEED SENSOR CIRCUIT OR
SENSOR RING
25, 26 – LEFT-FRONT WHEEL SPEED SENSOR CIRCUIT OR
SENSOR RING
31, 32 – RIGHT-REAR WHEEL SPEED SENSOR CIRCUIT OR
SENSOR RING
35, 36 – LEFT-REAR WHEEL SPEED SENSOR CIRCUIT OR
SENSOR RING
DESCRIPTION
The ABS control module monitors the voltage at the terminal of each sensor while the ignition switch is ON. When
the voltage is not within the specified range, an applicable DTC will be set. Also, when no sensor signal is inputted
at starting or while running, an applicable DTC will be set.
NOTE:
When the vehicle was operated in any of the following ways, one of these DTCs may be set even when the
sensor is in good condition. If such possibility is suspected, repair the trouble (dragging of brake, etc.)
of the vehicle, clear DTC once and then after performing the driving test as described in Step 2 of
“ ABS
DIAGNOSIS FLOW TABLE ” , check whether or not any abnormality exists.
– The vehicle was driven with parking brake pulled.
– The vehicle was driven with brake dragging.
– Wheel spin occurred while driving.
– Wheel(s) was turned while the vehicle was jacked up.
– The vehicle was stuck.