C1462-AWD SWITCH CIRCUIT HIGH

For a complete wiring diagram Refer to Section 8W

When Monitored:
With the ignition on and no system undervoltage or overvoltage condition present.
Set Condition:
Transfer Case Selector Switch voltage is greater than a specified voltage for a calibrated amount of time.

Possible Causes

(K77) TRANSFER CASE POSITION SENSOR INPUT CIRCUIT SHORTED TO VOLTAGE

TRANSFER CASE SELECTOR SWITCH

INSTRUMENT CLUSTER (CCN)

1.TRANSFER CASE SELECTOR SWITCH VOLTAGE ABOVE 10 VOLTS

NOTE: Repair any system undervoltage or overvoltage DTCs that are set in this module before proceeding.

Is the voltage above 10 volts?

Yes

2.TRANSFER CASE SELECTOR SWITCH

Is the voltage equal to 0 volts?

Yes

Replace the Transfer Case Selector Switch.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)

3.(K77) TRANSFER CASE POSITION SENSOR INPUT CIRCUIT SHORTED TO VOLTAGE

Is the voltage above 10 volts?

Yes

Repair the (K77) Transfer Case Position Sensor Input circuit for a short to voltage.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)

Replace the CCN in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)

4.INTERMITTENT WIRING AND CONNECTORS

Were any problems found?

Yes