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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 231 ((Cabin Compartment Node (CCN) - Electrical Diagnostics)) >> DTC Troubleshooting >> B1428-Remote Radio Switch Input Circuit Stuck >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2016 Jeep Wrangler and 2015 Jeep Wrangler. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR AN ACTIVE DTC 

  1. Turn the ignition on.
  2. Press each Remote Radio Switch twice.
  3. With the scan tool, read DTCs

    Does the scan tool display this DTC as active?

    Yes 

    WARNING:

    Turn the ignition off disconnect the 12-volt battery and wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.

    WARNING:

    Do not place an intact non-deployed airbag face down on a hard surface, the airbag propels into the air if accidentally deployed. Failure to follow these instructions may result in possible serious or fatal injury.

    NOTE:

    Check for a stuck Remote Radio Switch. Repair as necessary.

    NOTE:

    Visually and physically inspect the wiring harness between the Remote Radio Switch harness connectors and the Right Steering Wheel Switch (Speed Control Switch) harness connector. Repair any damaged wires, connectors, and open/spread terminals. If harness is OK, proceed with test.

    • Replace the Right Steering Wheel Control Switch (Speed Control Switch) in accordance with the Service Information.
    • Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .

    No 

    • Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension.
    • Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .