DESCRIPTION
The main power source is supplied to the A/C amplifier when the ignition switch is ON.
The power source is used for operating the A/C amplifier and servo motor, 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 IG1 relay or battery if the engine does not start.
PROCEDURE
1. |
INSPECT A/C AMPLIFIER |
(a) Remove the A/C amplifier with its connectors still connected. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D47-1 (IG+) - D47-14 (GND) |
Ignition switch off |
Below 1 V |
D47-1 (IG+) - D47-14 (GND) |
Ignition switch ON |
11 to 14 V |
*1 |
Component with harness connected (A/C Amplifier) |
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
|
2. |
CHECK HARNESS AND CONNECTOR (A/C AMPLIFIER - BATTERY) |
(a) Disconnect the A/C amplifier connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D47-1 (IG+) - Body ground |
Ignition switch off |
Below 1 V |
D47-1 (IG+) - Body ground |
Ignition switch ON |
11 to 14 V |
*1 |
Front view of wire harness connector (to A/C Amplifier) |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
CHECK HARNESS AND CONNECTOR (A/C AMPLIFIER - BODY GROUND) |
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
OK | ![]() |
REPLACE A/C AMPLIFIER |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Transponder Key Ecu
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE AIR CONDITIONING UNIT ASSEMBLY
HINT:
Refer to the procedure up to Remove Air Conditioning Unit Assembly (See page
).
2. REMOVE TRANSPONDER KEY ECU ASSEMBLY
(a) ...
Speed Sensor(when Using The Engine Support Bridge)
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE TRANSMISSION VALVE BODY ASSEMBLY
See page
2. REMOVE SPEED SENSOR
(a) Disconnect the speed sensor connector.
(b) Remove the 2 bolts and speed sensor from the tra ...
Afs Ecu
Components
COMPONENTS
ILLUSTRATION
Installation
INSTALLATION
PROCEDURE
1. INSTALL AFS ECU
(a) Engage the guide.
(b) Install the AFS ECU with the bolt.
(c) Connect the connector.
2. INSTA ...