DESCRIPTION
The stereo component amplifier assembly receives a vehicle speed signal from the combination meter assembly to control the ASL function.
HINT:
WIRING DIAGRAM
PROCEDURE
1. |
INSPECT COMBINATION METER ASSEMBLY (OUTPUT WAVEFORM) |
NG | ![]() |
GO TO METER / GAUGE SYSTEM |
|
2. |
CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY - COMBINATION METER ASSEMBLY) |
(a) Disconnect the N11 stereo component amplifier assembly connector.
(b) Disconnect the F14 combination meter assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
N11-11 (SPD) - F14-28 (+S) |
Always |
Below 1 Ω |
N11-11 (SPD) - Body ground |
Always |
10 kΩ or higher |
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
|
3. |
CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY - NO. 4 JUNCTION BLOCK) |
(a) Disconnect the N11 stereo component amplifier assembly connector.
(b) Disconnect the A4 No. 4 junction block connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
N11-11 (SPD) - 4A-90 |
Always |
Below 1 Ω |
N11-11 (SPD) - Body ground |
Always |
10 kΩ or higher |
OK | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR (NO. 4 JUNCTION BLOCK) |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY - NO. 4 JUNCTION BLOCK) |
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK POWER STEERING ECU ASSEMBLY
(a) Measure the voltage and resistance according to the value(s) in the table
below.
Terminal No. (Symbol)
Wiring Color
Terminal Description
Condition
...
Installation
INSTALLATION
PROCEDURE
1. INSTALL HEADLIGHT DIMMER SWITCH ASSEMBLY
(a) Install the headlight dimmer switch to the steering column, making
sure that the stopper protrusions and cutout parts align.
...