ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT STOP LIGHT SWITCH ASSEMBLY
(a) Disconnect the A45 stop light switch assembly connector. |
|
(b) Measure the voltage and resistance on the wire harness side connector according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
A45-7 (B) - A45-2 (GND) |
Ignition switch off |
11 to 14 V |
A45-6 (B) - A45-2 (GND) |
Ignition switch on (IG) |
11 to 14 V |
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
A45-2 (GND) - Body ground |
Always |
Below 1 Ω |
If the result is not as specified, repair or replace the wire harness or connector.
(c) Reconnect the A45 stop light switch assembly connector. |
|
(d) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
A45- 1 (OUT) - A45-2 (GND) |
Ignition switch off, brake pedal not depressed |
Below 1 V |
A45-1 (OUT) - A45-2 (GND) |
Ignition switch off, brake pedal depressed |
11 to 14 V |
A45-3 (L) - A45-2 (GND) |
Ignition switch off, brake pedal not depressed |
Below 1 V |
A45-3 (L) - A45-2 (GND) |
Ignition switch off, brake pedal depressed |
11 to 14 V |
A45-4 (ACC) - A45-2 (GND) |
Ignition switch off |
11 to 14 V |
A45-5 (L) - A45-2 (GND) |
Ignition switch on (IG), brake pedal not depressed |
11 to 14 V |
A45-5 (L) - A45-2 (GND) |
Ignition switch on (IG), brake pedal depressed |
Below 1 V |
If the result is not as specified, replace the stop light switch assembly.
Toyota CH-R Service Manual > Brake Booster: Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE BRAKE VACUUM CHECK VALVE ASSEMBLY
(a) Remove the brake vacuum check valve assembly from the brake booster assembly.
(b) Remove the check valve grommet from the brake booster assembly.
2. REMOVE VACUUM WARNING SWITCH ASSEMBLY
(a) Remove the vacuum warning switc ...
Toyota CH-R Service Manual > Steering Lock System: System Diagram
SYSTEM DIAGRAM
Circuit Description
Component
Outline
Steering Lock ECU (Steering Lock Actuator or Upper Bracket Assembly)
The steering is locked and unlocked by communicating with the
certification ECU (smart key ECU assembly) and ...