Volkswagen Golf 4 1998 Service Manual page 193

On Board Diagnostic (OBD), performing
Output Diagnosic Test Mode
IRR: VBAT ORR: 0V Wheel RR locked
Output Diagnosic Test Mode
IRR: VBAT ORR: VBAT Wheel RR free
-
-
- Press
key.
Indicated on display
- Press
key.
ABS hydraulic pump -V64- must run.
Brake pedal must not give
If the brake pedal gives, there is a
malfunction in the hydraulic unit. In this
case the hydraulic unit must be replaced.
Repair Manual, Brake System, Repair
Group 45
Indicated on display
- Indicate to 2nd mechanic which wheel
requires turning by hand.
Note:
If the wheel locks there is a possibility that
the brake lines to the wheel
calipers/cylinders have been interchanged.
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