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 > Air Conditioning System(for Automatic Air Conditioning System With Top-mounted
Air Conditioner Pressure Sensor): Compressor Solenoid Circuit (B1451)
DESCRIPTION
In this circuit, the compressor with pulley assembly (compressor solenoid) receives
a refrigerant compression demand signal from the air conditioning amplifier assembly.
Based on this signal, the compressor with pulley assembly (compressor solenoid)
changes the amount of compressor ...
Toyota CH-R Service Manual > Audio And Visual System(for Radio And Display Type): Steering Pad Switch Circuit
DESCRIPTION
This circuit sends an operation signal from the steering pad switch assembly
to the radio and display receiver assembly.
If there is an open in the circuit, the audio system cannot be operated using
the steering pad switch assembly.
If there is a short in the circuit, the same con ...