Inspection Procedure

Inspect security indicator (Glass breakage sensor microphone).
PREPARATION:

Remove the security indicator (glass breakage sensor microphone).

Fig 1: Security Indicator Operation Specifications
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

CHECK

Apply battery voltage between each terminal, and check the lighting condition of the indicator.

OK:

Fig 2: View Of Security Indicator Terminals
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. NG: Replace security Indicator.
2. OK: Go to Next Step.
Check harness and connector between TVIP ECU and security indicator.
PREPARATION:

Disconnect the T11 TVIP ECU and S10 security indicator (glass breakage sensor microphone) connectors.

Fig 3: Terminals Continuity Specifications
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: Go to Next Step.

Fig 4: View Of Security Indicator & ECU Terminals
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

CHECK:

Check the continuity between the wire harness side connectors.

OK:
1. NG: Repair or replace harness and connector.
2. OK: Go to Next Step.
Check harness and connector between security indicator and body ground.
PREPARATION:

Disconnect the S10 security indicator (glass breakage sensor microphone) connector.

Fig 5: Terminals Continuity Specifications
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

CHECK:

Check the continuity between the S10 security indicator wire harness side connector and body ground.

OK:

Fig 6: View Of Security Indicator Terminals (Wire Harness Side)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. NG: Repair or replace harness and connector.
2. OK: Go to Next Step.
Replace TVIP ECU.