THEFT DETERRENT SYSTEM Glass Breakage Sensor Circuit

DESCRIPTION

When the glass breakage sensor detects that the back door glass, quarter window glass LH or quarter window glass RH is tapped or broken, the sensor will set off the alarm for 30 seconds.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

• If the main body ECU (multiplex network body ECU) is replaced, refer to the Service Bulletin.

• w/ Door Control Battery:

  As the door control battery is installed between the vehicle battery and main body ECU (multiplex network body ECU), first perform the inspections in On-Vehicle Inspection to confirm that there are no malfunctions in the power source circuit for the main body ECU (multiplex network body ECU) before performing this troubleshooting procedure Click here.

PROCEDURE

1. READ VALUE USING GTS (GLASS BREAK SENSOR)

   
   

   1. Connect the GTS to the DLC3.

   2. Turn the engine switch on (IG).

   3. Turn the GTS on.

   4. Enter the following menus: Body Electrical / Main Body / Data List.

   5. According to the display on the GTS, read the Data List.

      Main Body

      Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
      Glass break sensor detection	Glass breakage sensor detection / With or Without	With: Glass breakage sensor connected Without: Glass breakage sensor not connected	-

      OK
      "With" (glass breakage sensor operating) appears on GTS screen.

      Result

      Result	Proceed to
      OK	A
      NG (for LHD)	B
      NG (for RHD)	C

   
   

   A

   REPLACE MAIN BODY ECU [MULTIPLEX NETWORK BODY ECU] Click here

   B

   REPLACE MAIN BODY ECU [MULTIPLEX NETWORK BODY ECU] Click here

   C

2. CHECK HARNESS AND CONNECTOR MAIN BODY ECU [MULTIPLEX NETWORK BODY ECU] - GLASS BREAKAGE SENSOR AND BODY GROUND)

   
   

   1. Disconnect the E118 main body ECU (multiplex network body ECU) connector.

   2. Disconnect the S39 back door glass (glass breakage sensor) connector.

   3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition E118-7 (GPBS) - S39-1 (SSR+) Always Below 1 Ω E118-7 (GPBS) - Body ground Always 10 kΩ or higher S39-1 (SSR+) - Body ground Always 10 kΩ or higher

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

3. INSPECT BACK DOOR GLASS

   
   

   1. 

      Disconnect the S39 sensor connector.

   2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition S39-1 (SSR+) - B (E) Always Below 1 Ω

      Result

      Result	Proceed to
      OK (for LHD)	A
      OK (for RHD)	B
      NG	C

   
   

   A

   REPLACE MAIN BODY ECU [MULTIPLEX NETWORK BODY ECU] Click here

   B

   REPLACE MAIN BODY ECU [MULTIPLEX NETWORK BODY ECU] Click here

   C

   REPLACE BACK DOOR GLASS Click here