Key Code Confirm Signal Malfunction
Table of contents
B2606 TOYOTA Possible Causes
- Faulty Smart access system with push-button start (for start function)
- Faulty Multiplex Tilt and Telescopic ECU
How do I fix code B2606 TOYOTA?
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 B2606 TOYOTA code
The cost of diagnosing the B2606 TOYOTA 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)
B2606 TOYOTA Description
A key code confirmation signal (ON or OFF) is sent from the main Body ECU to the Multiplex Tilt and Telescopic ECU via the communication bus. The multiplex tilt and telescopic ECU uses this signal to operate the auto away/return function. The Diagnostic Trouble Code (DTC) sets when the IG signals and/or key code confirmation signals are not received correctly.