DESCRIPTION
The main power source is supplied to the air conditioning amplifier assembly when the ignition switch is turned to ON. The power source 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 inspection procedure.
HINT:
Start the engine before inspection. Check the relays, fuses and battery if the engine does not start.
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (AIR CONDITIONING AMPLIFIER - BATTERY AND BODY GROUND) |
(a) Disconnect the F42 amplifier connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
F42-1 (IG+) - Body ground |
Ignition switch off |
Below 1 V |
Ignition switch ON |
11 to 14 V |
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F42-14 (GND) - Body ground |
Always |
Below 1 Ω |
*a |
Rear view of wire harness connector (to Air Conditioning Amplifier Assembly) |
OK |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
PROCEDURE
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Pressure Control Solenoid "D" Performance (Shift Solenoid Valve SLT) (P2714)
DESCRIPTION
The linear solenoid valve (SLT) controls the transmission line pressure for smooth
transmission operation based on signals from the throttle position sensor and vehicle
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