Diagnostic Test

CHECK FOR AN ACTIVE DTC
1. Turn the Ignition on.
2. With the scan tool, read DTCs.
  Is the DTC active or pending?
  
  Yes
  - Go To 2
  No
  - Perform the INTERMITTENT CONDITION diagnostic procedure. Refer to INTERMITTENT CONDITION .
RADIO FREQUENCY HUB MODULE
NOTE:
If this vehicle is equipped with a Steering Column Lock Module (BUX), it must also be replaced in accordance with the Service Information. When replacing the RF-Hub and the Steering Column Lock Module, the RF-Hub MUST be programmed BEFORE the Steering Column Lock Module (ELV) is programmed.

Is the vehicle equipped with a Steering Column Lock Module (BUX)?
- Replace the Radio Frequency Hub (RF Hub) Module in accordance with the Service Information. Refer to MODULE, RADIO FREQUENCY (RF HUB), REMOVAL .
- Replace the Steering Column Lock Module (ELV/ESCL) in accordance with the Service Information.
- Perform the RADIO FREQUENCY HUB VERIFICATION TEST. Refer to RADIO FREQUENCY (RF HUB) VERIFICATION TEST .
- Replace the Radio Frequency Hub (RF Hub) Module in accordance with the Service Information. Refer to MODULE, RADIO FREQUENCY (RF HUB), REMOVAL .
- Perform the RADIO FREQUENCY HUB VERIFICATION TEST. Refer to RADIO FREQUENCY (RF HUB) VERIFICATION TEST .