Air Conditioning System (For Manual Air Conditioning System) Ig Power Source Circuit
DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
CHECK HARNESS AND CONNECTOR (AIR CONDITIONING AMPLIFIER - BATTERY AND BODY GROUND)
AIR CONDITIONING SYSTEM (for Manual Air Conditioning System) - IG Power Source Circuit |
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
INSPECTION PROCEDURE
- NOTICE:
- Inspect the fuses and relays for circuits related to this system before performing the following inspection procedure.
| 1.CHECK HARNESS AND CONNECTOR (AIR CONDITIONING AMPLIFIER - BATTERY AND BODY GROUND) |
Disconnect the air conditioning amplifier assembly connector.
Measure the resistance according to the value(s) in the table below.
- Standard Resistance:
Tester Connection
| Condition
| Specified Condition
|
E81-14 (GND) - Body ground
| Always
| Below 1 Ω
|
Measure the voltage according to the value(s) in the table below.
- Standard Voltage:
Tester Connection
| Switch Condition
| Specified Condition
|
E81-1 (IG+) - Body ground
| Ignition switch off
| Below 1 V
|
Ignition switch ON
| 11 to 14 V
|
Text in Illustration*a
| Rear view of wire harness connector
(to Air Conditioning Amplifier Assembly)
|
| | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
| OK |
|
|
|
| PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE (Click here) |
|
