THEFT DETERRENT SYSTEM, Diagnostic DTC:B2768

DTC Code	DTC Name
B2768	Tilt Sensor Internal Circuit Malfunction

DESCRIPTION

This DTC is stored when one of the following occurs: 1) tilt sensor (yaw rate sensor) power supply malfunction; 2) tilt sensor (yaw rate sensor) open malfunction; or 3) EEPROM malfunction.

DTC Code	DTC Detection Condition	Trouble Area
B2768	If one of the following is detected: Tilt sensor (yaw rate sensor) power supply malfunction Tilt sensor (yaw rate sensor) open malfunction EEPROM malfunction	Tilt sensor (yaw rate sensor) Certification ECU

DTC Code

DTC Detection Condition

Trouble Area

B2768

If one of the following is detected:

INSPECTION PROCEDURE

Note

If the certification ECU is replaced, refer to the Service Bulletin.
When replacing the tilt sensor (yaw rate sensor), perform zero point calibration Click here.

PROCEDURE

CHECK FOR DTC
1. Clear the DTCs Click here.
2. Turn the power switch on (IG), then off.
3. Set the theft deterrent system to "ARMED STATE".
4. Check that the security indicator changes from illuminated to blinking.
5. Set the theft deterrent system to "DISARMED STATE".
6. Check for DTCs Click here.
  
  OK
  
  DTC B2768 is not output.
NG
REPLACE TILT SENSOR (YAW RATE SENSOR) Click here

OK

USE SIMULATION METHOD TO CHECK Click here
REPLACE TILT SENSOR (YAW RATE SENSOR)
1. Temporarily replace the tilt sensor (yaw rate sensor) with a new or normally functioning one Click here.
NEXT
CHECK FOR DTC
1. Clear the DTCs Click here.
2. Turn the power switch on (IG), then off.
3. Set the theft deterrent system to "ARMED STATE".
4. Check that the security indicator changes from illuminated to blinking.
5. Set the theft deterrent system to "DISARMED STATE".
6. Check for DTCs Click here.
  
  OK
  
  DTC B2768 is not output.
NG
REPLACE CERTIFICATION ECU

OK

END (TILT SENSOR [YAW RATE SENSOR] WAS DEFECTIVE)