Conditions for Setting the DTC
WARNING: This page is about a different car, the 2016 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
B2455 01
The telematics communication interface control module detects a short to voltage in the cellular phone microphone signal circuit for 10 s or greater.
B2455 02
The telematics communication interface control module detects a short to ground in the cellular phone microphone signal circuit for 10 s or greater.
B2455 04
The following conditions will set this DTC:
- The telematics communication interface control module detects an open/high resistance in the cellular phone microphone signal circuit for 10 s or greater.
- The telematics communication interface control module detects an open/high resistance in the microphone low reference circuit for 10 s or greater.