COMPONENTS
ILLUSTRATION

InstallationRear Occupant Classification Sensor RH Collision Detection (B1788)
DESCRIPTION
DTC B1788 is set when the occupant detection ECU receives a collision detection
signal, which is sent by the occupant classification sensor rear RH when an accident
occurs.
DTC B1788 is also set when the front seat with adjuster frame assembly RH is
subjected to a strong impact, ...
ECU Power Source Circuit
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following
inspection procedure.
PROCEDURE
1.
INSPECT BATTERY
(a) Check the battery voltage.
Standard voltage:
11 to 14 V
NG
...
Power Supply Drive Circuit (C1257)
DESCRIPTION
The motor relay (semiconductor relay) is built into the hydraulic brake booster
and drives the pump motor based on a signal from the skid control ECU (master cylinder
solenoid).
DTC No.
DTC Detecting Condition
Trouble Areas
C1257
...