Repair Guideline
Tester-Display
No.
Work Instructions
Set Value
Fault Codes Connection
Troubleshooting :
Set Value :
Causation :
42
ABS REPAIR GUIDELINES
12 FL Speed Sensor Ignition on
more than C1201 FL sensor(pin7)
Range/Performan- With vehicle jacked up, 40 km/h (26 m/h)
Ground FL(pin6)
ce Plausibility fault slowly turn FL wheel by
hand
OR
OR
diagnostic-tester
drive vehicle
display approach-
ing speedometer
display
Important Notes:
• Ignition OFF before the plug connector will divided from the wheel- speed sensor.
• Couple the diagnostic tester,
Ignition on
• ABS and brake
• Speed Wheel Sensor or lines interrupted
warning lamp (temporary or static)
illuminate
• Read the DTC.
• Impulse Wheel fault
• Check the wheel-speed and
• Wheel- speed by • Intermittent contact between wheel-
correlation of the wheel to the sensors wheel FL
speed sensor to cable harness(connector)
• Check wheel-speed signal of the • Wheel- speed must • Air gap between sensor and impulse
correct min value
be always existent. wheel.
• Wheel speed more
than 2 km/h(under
test-bench wheel
speed the same as
the rollers)




