Keyless Entry Antenna 5
Table of contents
B3123 CADILLAC Possible Causes
- Faulty Keyless Entry Antenna Center Console Rear
- Keyless Entry Antenna Center Console Rear harness is open or shorted
- Keyless Entry Antenna Center Console Rear circuit poor electrical connection
- Faulty Keyless Entry Control Module
How do I fix code B3123 CADILLAC?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the B3123 CADILLAC code
The cost of diagnosing the B3123 CADILLAC code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B3123 CADILLAC Description
The rear center console antenna is located in rear of the center console assembly and is used to establish low frequency communications with the keyless entry transmitter. When the driver attempts to change the ignition status of the vehicle, the Keyless Entry Control Module communicates with the rear center console antenna. The Diagnostic Trouble Code (DTC) sets when the keyless entry control module detects a short to ground on the rear center console keyless entry antenna signal circuit.