DESCRIPTION
Power source voltage is supplied to the air conditioning amplifier assembly when the ignition switch is turned ON. This power is used for operating the air conditioning amplifier assembly, servo motors, etc.
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 (AIR CONDITIONING AMPLIFIER ASSEMBLY - IG+ POWER SOURCE) |
|
(a) Disconnect the air conditioning amplifier assembly connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
|
Tester Connection |
Switch Condition |
Specified Condition |
|---|---|---|
|
F72-5 (IG+) - Body ground |
Ignition switch off |
Below 1 V |
|
F72-5 (IG+) - Body ground |
Ignition switch ON |
11 to 14 V |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
2. |
CHECK HARNESS AND CONNECTOR (AIR CONDITIONING AMPLIFIER ASSEMBLY - BODY GROUND) |
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
F72-29 (GND) - Body ground |
Always |
Below 1 Ω |
| OK | |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Back-up Power Source CircuitToyota CH-R Service Manual > Tire Pressure Warning Valve: Disposal
DISPOSAL
CAUTION / NOTICE / HINT
HINT:
The tire pressure warning valve and transmitter is powered by a lithium battery.
When disposing of the tire pressure warning valve and transmitter, remove the battery
and dispose of it properly.
PROCEDURE
1. DISPOSE OF TIRE PRESSURE WARNING VALVE AND T ...
Toyota CH-R Service Manual > Toyota Entune System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
NOTICE:
The following may occur if a radio and display receiver assembly from
another vehicle is installed to this vehicle. Therefore, when replacing
the radio and display receiver assembly, be sure to replace it with a new
one.
A communicat ...