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Home >> Jeep >> 2021 >> Gladiator Mojave, Part Time T/Case Control, Automatic Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Radio Frequency Module (RF Hub) - DTCS B1A08-00 To B22A0-49 >> DTC Troubleshooting >> B1A11-00-RKE Fob 2 Battery Low >> Diagnostic Test

Diagnostic Test

CHECK FOR AN ACTIVE DTC 

NOTE:

Verify that the Key Fob in use is the Key Fob causing the DTC to set.

NOTE:

All Key Fobs used with this vehicle should be present during this test.

  1. With one of the owners known good Key Fobs in the vehicle, cycle (or press the KIN button with Keyless Go) the ignition on.
  2. With the scan tool, read Radio Frequency Hub Module (RFHM) DTCs and record on the repair order.
  3. Press the ignition off.
  4. From inside the vehicle, operate the alleged inoperative Key Fob in all positions several times.
  5. Press the ignition on.
  6. With the scan tool, read RFHM DTCs.

    Is the DTC active?

    Yes 

    • Replace the Key Fob battery.

      Erase the DTC and operate the Key Fob buttons several times. If the DTC returns, replace and program the Key Fob using the scan tool.

    No