P0818

DTC P0818 Driveline Disconnect Switch Input Circuit

DESCRIPTION
The ECM detects the signal from the transfer neutral position switch.

This DTC indicates that the transfer neutral position switch remains ON.





MONITOR DESCRIPTION
The ECM detects whether or not the transfer shift lever is in neutral by monitoring the signal from the transfer neutral position switch.

If the ECM detects that the transfer shift lever is in neutral under the following conditions, the ECM will conclude that there is a malfunction of the transfer neutral position switch, illuminate the MIL and store the DTC:
- Transfer neutral position switch indicates that the transfer shift lever is in neutral.
- Transfer shift lever is in the "H" position.
- The vehicle is being driven at 25 km/h (16 mph) or more.
- The transfer neutral position switch has been ON for more than 30 seconds.

MONITOR STRATEGY





TYPICAL ENABLING CONDITIONS





TYPICAL MALFUNCTION THRESHOLDS

Wiring Diagram:

INSPECTION PROCEDURE

Step 1:

Step 2-3: