DESCRIPTION
The back-up power source circuit for the air conditioning amplifier assembly is shown below. Power is supplied even when the ignition switch is off. This power is used for diagnostic trouble code memory, 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 - 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 |
Condition |
Specified Condition |
---|---|---|
F139-1 (B) - Body ground |
Always |
11 to 14 V |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
2. |
CHECK HARNESS AND CONNECTOR (AIR CONDITIONING AMPLIFIER ASSEMBLY - BODY GROUND) |
(a) Disconnect the F139 air conditioning amplifier assembly connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F139-4 (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 |
Toyota CH-R Service Manual > Front Wiper Motor: Inspection
INSPECTION
CAUTION / NOTICE / HINT
CAUTION:
Ensure that fingers or articles of clothing do not get caught in moving parts
when performing this test.
PROCEDURE
1. INSPECT WINDSHIELD WIPER MOTOR ASSEMBLY
(a) Check the LO operation.
(1) Apply battery voltage to the windshield wipe ...
Toyota CH-R Service Manual > Continuously Variable Transaxle System: Torque Converter Clutch Pressure Control Solenoid Control Circuit Electrical
(P2759)
DESCRIPTION
The ECM uses the shift solenoid valve SLU to perform forward and reverse clutch
control or lock-up clutch control.
*1
Spool Valve
*2
Sleeve
*3
Solenoid Coil
-
-
*a
...