Diagnostic Aids
- EL-49742 harness is a good source for B+ and ground.
- The transfer case drain plug is a good source for ground.
- Typical Gear Position Sensor parameter values:
- 2WD = 33-43°
- 4WD/AWD Automatic = 87-204°
- 4WD High/Locked = 110-204°
- 4WD Low = -140° to -69°
- Neutral = -5° to +5°