ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT PARK/NEUTRAL POSITION SWITCH OPERATION
(a) Apply the parking brake.
(b) Turn the ignition switch to ON.
(c) Depress the brake pedal and check that the engine starts when the shift lever is in N or P, but does not start in any other position.
(d) Check that the back-up light illuminates and the reverse warning buzzer sounds only when the shift lever is in R, but does not function in any other position.
If a malfunction or failure is found, check the park/neutral position switch for continuity.
Components
RemovalToyota CH-R Service Manual > Smart Key System(for Start Function): Engine/Power Switch Malfunction (B2278)
DESCRIPTION
This DTC is stored when the SSW1 contact signal and SSW2 contact signal, which
are detected when the engine switch is operated, do not match.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
Note
B2278 ...
Toyota CH-R Service Manual > Blind Spot Monitor System: Power Source Circuit
DESCRIPTION
This circuit provides power to operate the blind spot monitor sensor.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following
procedure.
PROCEDURE
1.
CHECK HARNESS AND CONNECTOR ...