Water Cycle Valve Control Shorted Low (Active) - Mercedes-Benz Sprinter 2003 Manual

Symptom:

WATER CYCLE VALVE CONTROL SHORTED LOW (ACTIVE)

WATER CYCLE VALVE CONTROL CIRCUIT SHORTED TO GROUND
WATER CYCLE VALVE CONTROL CIRCUIT SHORTED TO GROUND CIRCUIT
WATER CYCLE VALVE CONTROL CIRCUIT SHORTED TO SENSOR GROUND CIRCUIT
AUTOMATIC TEMPERATURE CONTROL (ATC)
WATER CYCLE VALVE
TEST
1 Turn the ignition off.
Disconnect the Water Cycle Valve harness connector.
Disconnect the Automatic Temperature Control (ATC) C1 harness connector.
Measure the resistance between ground and the Water Cycle Valve Control circuit.
Is the resistance below 10k ohms?
Yes → Repair the Water Cycle Valve Control circuit for a short to ground.
→ Go To 2
No
2 Turn the ignition off.
Disconnect the Water Cycle Valve harness connector.
Disconnect the Automatic Temperature Control (ATC) C1 harness connector.
Measure the resistance between the Water Cycle Valve Control circuit and the
Ground circuit in the Automatic Temperature Control C1 harness connector.
Is the resistance below 10k ohms?
Yes → Repair the Water Cycle Valve Control circuit for a short to the
→ Go To 3
No
3 Turn the ignition off.
Disconnect the Water Cycle Valve harness connector.
Disconnect the Automatic Temperature Control (ATC) C1 harness connector.
Measure the resistance between the Water Cycle Valve Control circuit and the Sensor
Ground circuit in the Automatic Temperature Control C1 harness connector.
Is the resistance below 10k ohms?
Yes → Repair the Water Cycle Valve Control circuit for a short to the
→ Go To 4
No
POSSIBLE CAUSES
ACTION
Perform BODY VERIFICATION TEST - VER 1.
Ground circuit.
Perform BODY VERIFICATION TEST - VER 1.
Sensor Ground circuit.
Perform BODY VERIFICATION TEST - VER 1.
175
HEATING & A/C
APPLICABILITY
All
All
All