B2323

B2323-HEADLAMP WASHER MOTOR CONTROL CIRCUIT LOW

B2323 - Headlamp Washer Motor Control Circuit Low:

WHEN MONITORED
With the ignition on.

SET CONDITION
When the FCM detects a short/low condition.

POSSIBLE CAUSES
- (A11) Fused B+ circuit open
- (W24) headlamp washer relay control circuit open
- Wiper on/off relay
- Front control module
- Integrated power module

Diagnostic test

1. INTERMITTENT CONDITION

Turn the ignition on.
With the Scan Tool, clear all FCM DTC's.
Turn the Head Lamp Washers on.
With the Scan Tool, read the FCM DTC's.

Q: Does the Scan Tool read: B2323-HEADLAMP WASHER MOTOR CONTROL CIRCUIT LOW?

YES: Go To 2
NO: The condition that caused the symptom is currently not present. Inspect the related wiring for a possible intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires.
Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test

2. (A11) FUSED B+ CIRCUIT OPEN






NOTE: Check all fuses and circuit breakers before proceeding with the diagnosis of this DTC.

Turn the ignition on.
Remove the Headlamp Washer relay.
Measure the voltage at cavity 86 of the Headlamp Washer relay.

Q: Is the voltage above 10.0 volts?

YES: Go To 3
NO: Repair the (A11) Fused B+ circuit for an open.
Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test

3. HEADLAMP WASHER RELAY

Turn the ignition off.
Replace the Headlamp Washer relay with and known good relay.
Turn the ignition on.
With the Scan Tool, clear all FCM DTC's.
Activate the Headlamp Washers.
With the Scan Tool, read the FCM DTC's.

Q: Does the Scan Tool read: B2323-HEADLAMP WASHER MOTOR CONTROL CIRCUIT LOW?

YES: Go To 4
NO: Replace the Headlamp Washer relay.
Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test

4. (W24) HEADLAMP WASHER RELAY CONTROL CIRCUIT OPEN






Turn the ignition off.
Disconnect the IPM C4 Connector.
Measure the resistance of the (W24) Headlamp Washer Relay Control circuit.

Q: Is the resistance below 5.0 ohms?

YES: Repair the (W24) Headlamp Washer Relay Control circuit for an open condition.
Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test
NO: Replace the FCM.
Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test