DTC B1D36-86: Turn Switch Error Signal Received (BCM): Notes

WARNING: This page is about a different car, the 2020 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.

DTC B1D36:86 (BCM) DETECTION CONDITION AND POSSIBLE CAUSE

Description	Turn switch error signal received
Detection condition	BCM receives the error signals from the start stop unit for 2 s or more with the ignition switched ON (engine off or on).
Fail-safe	Perform the control with turn switch signal turned off.
Possible cause	Start stop unit malfunction Light switch malfunction Turn switch malfunction BCM malfunction
System wiring diagram	Not applicable