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Home >> Toyota >> 2003 >> Highlander Base, 3.0 F, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 176 (Keyless Entry Systems) >> Component Tests >> Wireless Door Lock Control System Buzzer

Wireless Door Lock Control System Buzzer

WARNING: This page is about a different car, the 2003 Toyota Camry and 2002 Toyota Camry. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Buzzer circuit is built into body control ECU. Testing consists of a continuity check.

Turn ignition off. Disconnect 2-pin electrical harness connector from wireless door lock control system buzzer. Using a DVOM, measure resistance across terminals of wireless door lock control system buzzer. Continuity should be about 1000 ohms. If continuity is as specified, repair wiring harnesses or connectors between buzzer and body control ECU as necessary. If continuity is not as specified, replace wireless door lock control system buzzer.