Suzuki GRAND VITARA 2005 Service Manual page 361

Step
4 1) Remove applicable ABS wheel speed sensor.
2) Check sensor for damage or foreign material attached.
Is it in good condition?
5 Check front and/or rear encoder for the following (remove
front and/or rear drive shaft):
• Encoder surface neither crack nor damaged
• No foreign material being attached
• Encoder not being eccentric
• Wheel bearing free from excessive play
Are they in good condition?
6 1) Install wheel speed sensor to knuckle.
2) Tighten sensor bolt to specified torque and check that
there is no clearance between sensor and knuckle.
Is it OK?
7 Refer to "Front Wheel Speed Sensor On-Vehicle Inspection:
in related manual" and/or "Rear Wheel Speed Sensor On-
Vehicle Inspection: in related manual", check output voltage
or waveform.
Is specified voltage and/or waveform obtained?
Action Yes
Go to Step 5.
Go to Step 6.
Go to Step 7.
Substitute a known-
good ABS (ESP®)
hydraulic unit / control
module assembly and
recheck.
ABS: 4E-19
No
Clean, repair or replace.
Clean, repair or replace
wheel hub assembly.
Replace wheel speed
sensor.
Replace sensor and
recheck.