Checking The Transfer Case Position Sensor - DaimlerChrysler Jeep Grand Cherokee 2002 Service Manual

Symptom:

*CHECKING THE TRANSFER CASE POSITION SENSOR

CHECKING THE TRANSFER CASE POSITION SENSOR
TEST
1 Turn the ignition on.
With the DRBIII read the T-case Sensor
Observe the T-case volts on the DRB while moving the transfer case selector lever in
each of the transfer case positions.
NOTE: When shifting the transfer case selector to each position, the Sensor
voltage should result in the following voltages: 4WD Full Time 1.24 - 1.55,
4WD Low 0.16 - 0.40, Neutral 0.68 - 0.97.
Does each position provide the correct voltage?
Yes → Test Complete.
→ Using the wiring diagram/schematic as a guide, inspect the
No
POSSIBLE CAUSES
ACTION
wiring and connectors between the Transfer Case Position Sensor
and the ECM. If wiring and connectors are ok, replace the
Transfer Case Position Sensor.
Perform ROAD TEST VERIFICATION - VER-2.
DRIVEABILITY - DIESEL
229
APPLICABILITY
All