Transfer Case Selector Switch Error

Test 1 - 2:

Test 3 - 7:

Test 8:

SYMPTOM
TRANSFER CASE SELECTOR SWITCH ERROR

WHEN MONITORED
Continuously with the ignition on.

SET CONDITION
This DTC is set whenever Transfer Case Control Module (TCCM) detects a Selector Switch input of less than 250 ohms, or more than 14.5 kiloohms. This DTC will also set whenever TCCM detects a Selector Switch input of 0.25 volts or less, or 5.0 volts or more.

POSSIBLE CAUSES
- Intermittent wiring and connectors
- Mode select circuit open
- Mode select circuit short to ground
- Mode select circuit short to voltage
- 5 Volt selector switch supply circuit open
- Transfer case selector switch
- Transfer case control module