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
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (AIR CONDITIONING AMPLIFIER - GENERATOR) |
(a) Disconnect the F42 amplifier connector.
(b) Disconnect the C5 generator connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F42-25 (ALT) - C5-3 (M) |
Always |
Below 1 Ω |
F42-25 (ALT) - Body ground |
Always |
10 kΩ or higher |
OK |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Customize Parameters
CUSTOMIZE PARAMETERS
1. METER/GAUGE SYSTEM
(a) Combination Meter
NOTICE:
Record the current settings before customizing.
When the customer requests a change in a function, first make sure that
the function can be customized.
HINT:
T ...
Unlock Warning Switch
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE LOWER STEERING COLUMN COVER
2. REMOVE UPPER STEERING COLUMN COVER
3. REMOVE WINDSHIELD WIPER SWITCH ASSEMBLY
4. REMOVE UNLOCK WARNING SWITCH ASSEMBLY
(a) ...