Air Conditioning System (For Manual Air Conditioning System) Generator Signal Circuit
DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
CHECK HARNESS AND CONNECTOR (AIR CONDITIONING AMPLIFIER - GENERATOR)
AIR CONDITIONING SYSTEM (for Manual Air Conditioning System) - Generator Signal Circuit |
DESCRIPTION
When the engine is started, the generator assembly turns on and a voltage pulse signal is generated.This signal is used by the air conditioning amplifier assembly.The signal expressing the amount of output from the generator assembly is one element of PTC heater control.
WIRING DIAGRAM
INSPECTION PROCEDURE
| 1.CHECK HARNESS AND CONNECTOR (AIR CONDITIONING AMPLIFIER - GENERATOR) |
Disconnect the G25 amplifier connector.
Disconnect the D3 generator connector.
Measure the resistance according to the value(s) in the table below.
- Standard Resistance:
Tester Connection
| Condition
| Specified Condition
|
G25-25 (ALT) - D3-3 (M)
| Always
| Below 1 Ω
|
G25-25 (ALT) - Body ground
| Always
| 10 kΩ or higher
|
| | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
