B1A79

B1A79 - Remote Start Antenna Circuit Open Or Not Connected

For a complete wiring diagram, refer to.

• When Monitored: With the ignition on. Remote start present and configured.

• Set Condition: No Remote Start Antenna detected by the Wireless Ignition Node (WIN).






Test Step 1 - REMOTE START ANTENNA NOT CONNECTED

• Verify that the Remote Start Antenna is connected to the WIN.

• Disconnect the Remote Start Antenna and reconnect it to ensure that it is seated correctly.

• Turn the ignition on.

• With the scan tool, record and erase the WIN DTCs.

• Cycle the ignition switch from on to off, wait five seconds and then back to on, wait five seconds.

• With the scan tool, read the active WIN DTCs.

Does the scan tool display: B1A79 - REMOTE START ANTENNA CIRCUIT OPEN OR NOT CONNECTED as Active?

Yes

• Go to Test Step 2

No

• Test complete.

• Perform the Body Verification Test. Refer to => Non-DTC Based Diagnostics. Body Interior

Test Step 2 - CHECK REMOTE START ANTENNA

• Turn the ignition off.

• Secure a new Remote Start Antenna.

• Turn the ignition on.

• With the scan tool, record and erase the WIN DTCs.

• Cycle the ignition switch from on to off, wait five seconds and then back to on.

• With the scan tool, read the active WIN DTCs.

Does the scan tool display: B1A79 - REMOTE START ANTENNA CIRCUIT OPEN OR NOT CONNECTED as Active?

Yes

• Replace the Wireless Ignition Node (WIN) in accordance with the Service Information. 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 WIN and the Steering Column Lock Module (ELV), the Win MUST be programmed BEFORE the Steering Column Lock Module (ELV) is programmed.

• Replace and program the Wireless Ignition Node (WIN).

• Replace and program the Steering Column Lock Module (ELV).

• Perform the WIN Verification Test. Refer to => Non-DTC Based Diagnostics. Wireless Ignition Node Verification Test

No

• Finish the installation of the Remote Start Antenna.

• Perform the Body Verification Test. Refer to => Non-DTC Based Diagnostics. Body Interior