Wiper On/Off Relay Shorted Low/Open Circuit

Tests 1 - 2:

Tests 3 - 6:

Tests 7 - 10:

Test 11:

SYMPTOM
WIPER ON/OFF RELAY SHORTED LOW/OPEN CIRCUIT

WHEN MONITORED
The ignition must be in the run position and battery voltage supplied to the BCM on the Fused B(+) circuit.

SET CONDITION
If the BCM cannot sense any voltage on the wiper ON/OFF relay control circuit.

POSSIBLE CAUSES
- Junction block circuit breaker C1 open
- Verifying active DTC - wiper ON/OFF relay control circuit shorted low/open
- Fused ignition switch output RUN/ACC circuit open
- Fused ignition switch output circuit shorted to ground
- Fused ignition switch output RUN/ACC circuit shorted to ground
- Common circuit shorted to ground
- High speed output shorted to ground
- Low speed output shorted to ground
- Wiper ON/OFF relay control circuit open
- Wiper ON/OFF relay control circuit shorted to ground
- BCM defective- wiper ON/OFF relay circuit shorted low/open