Wrangler 4WD L4-150 2.5L VIN P MFI (1998)
Crankshaft Position Sensor: Testing and Inspection
Component Test
With Automatic Transmission
CRANKSHAFT POSITION SENSOR TEST
To perform a complete test of this sensor and its circuitry, refer to Powertrain Management/Computers and Control Systems/Testing and
Inspection.
See: Testing and Inspection
To test the sensor only, refer to the following:
Crankshaft Position Sensor
The crankshaft position sensor is mounted to the transmission bellhousing at the left/rear side of the engine block (Fig. 20).
1. Near the rear of the intake manifold, disconnect sensor pigtail harness connector from main wiring harness (Fig. 20).
Fig. 22 Crankshaft Position Sensor Connector
2. Place an ohmmeter across terminals B and C (Fig. 22). Ohmmeter should be set to 1K-to-10K scale for this test. The meter reading should be
open (high resistance). Replace sensor if a low resistance is indicated.
With Manual Transmission
CRANKSHAFT POSITION SENSOR TEST
