DTC 05 - Door Lock-Link Switch On/Off Signal

WARNING: This page is about a different car, the 2005 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Instrument Cluster Connector Terminals (DTC 05)

Courtesy of MAZDA MOTORS CORP.

DIAGNOSTIC PROCEDURE - DTC 05

STEP	INSPECTION	INDICATION	ACTION
1	Turn driver-side door lock knob to lock position. (Door lock-link switch to lock position.)	on	Go to next step.
1		off	Measure voltage at instrument cluster terminal 2F. Is voltage 0 V ? If as specified, replace instrument cluster. If not as specified, inspect following parts. Lock-link switch Wiring harness (Instrument cluster - lock-link switch)
2	Turn driver-side door lock knob to unlock position. (Door lock-link switch to unlock position.)	on	Measure voltage at instrument cluster terminal 2F. Is voltage B+ ? If as specified, replace instrument cluster. If not as specified, inspect following parts. Lock-link switch Wiring harness (Instrument cluster- lock-link switch)
2		off	Input signal to instrument cluster is okay.