DESCRIPTION
Detection Item |
Symptom |
Trouble Area |
---|---|---|
Yaw Rate Sensor Communication Stop Mode |
|
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
HINT:
PROCEDURE
1. |
CHECK CAN BUS WIRE FOR DISCONNECTION (YAW RATE AND ACCELERATION SENSOR BRANCH WIRE) |
(a) Turn the ignition switch off.
(b) Disconnect the connector of the yaw rate and acceleration sensor. Text in Illustration
|
|
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
D30-2 (CANH) - D30-3 (CANL) |
Ignition switch off |
54 to 69 Ω |
NG | ![]() |
REPAIR OR REPLACE CAN BUS BRANCH WIRE OR CONNECTOR (YAW RATE AND ACCELERATION SENSOR BRANCH WIRE) |
|
2. |
CHECK HARNESS AND CONNECTOR (POWER SOURCE TERMINAL) |
(a) Turn the ignition switch to ON. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
D30-1 (IGA) - Body ground |
Ignition switch ON |
11 to 14 V |
*1 |
Front view of wire harness connector (to Yaw Rate Sensor) |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT) |
|
3. |
CHECK HARNESS AND CONNECTOR (GROUND TERMINAL) |
(a) Turn the ignition switch off. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D30-4 (GNDA) - Body ground |
Always |
Below 1 Ω |
*1 |
Front view of wire harness connector (to Yaw Rate Sensor) |
OK | ![]() |
REPLACE YAW RATE SENSOR |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR (GROUND CIRCUIT) |
Rear Occupant Classification Sensor LH Collision Detection (B1787)
DESCRIPTION
DTC B1787 is output when the occupant classification ECU receives a collision
detection signal sent by the rear occupant classification sensor LH if an accident
occurs.
DTC B1787 is also output when the front seat assembly RH is subjected to ...
System Diagram
SYSTEM DIAGRAM
1. CAN SIGNAL
2. DIRECT LINE SIGNAL
(a) Combination Meter Assembly
(b) Accessory Meter Assembly
3. INPUT AND OUTPUT SIGNALS OF THE COMBINATION METER ASSEMBLY OR ACCESSORY METER
ASSEMBLY
(a) Meter or Gauge
Meter or Gauge ...
Power Back Door cannot be Operated Using Any Switch
DESCRIPTION
When the power back door cannot be operated using any switch, one of the following
may be the cause: 1) initialization of the power back door ECU (power back door
motor unit), 2) power back door touch sensor circuit, 3) power back door main sw ...