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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> (Totally Integrated Power Module (TIPM) - Electrical Diagnostics) >> DTC Troubleshooting >> B2142 Ignition Off Draw (IOD) Fuse Not Present >> Diagnostic Test

Diagnostic Test

  1. CHECK FOR ACTIVE DTC 
    1. With the scan tool, record and erase DTCs.
    2. Cycle the ignition switch from off to on, leaving the ignition off for a minimum of 30 seconds.
    3. With the scan tool, read the active DTCs.

      Does the scan tool display this DTC as active?

      Yes 

      • Go To  2

      No 

      • If the DTC is stored, check for an intermittent condition. Using the wiring diagram/schematic as a guide, visually inspect the related wiring harness connectors. Look for broken, bent, pushed out, or corroded terminals.
  2. IOD FUSE INSTALLED 
    1. Verify IOD Fuse installed in TIPM

      Is IOD Fuse present?

      Yes 

      • Go To  3

      No 

      • Install the IOD Fuse.
      • Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  3. IOD FUSE BLOWN CHECK 

    Is IOD Fuse blown?

    Yes 

    • Replace the IOD Fuse.
    • Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .

    No 

    • Test complete.