SYSTEM DIAGRAM
The configuration of the electronic control system in the AC60E automatic transmission is as shown in the following chart.

System Description
Hydraulic TestOn-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT FUEL CUT OPERATION
(a) Start the engine and warm it up.
(b) Increase the engine speed to at least 3500 rpm.
(c) Use a sound scope to check for fuel injector assembly operation noise.
(d) Check that when the accelerator pedal is released, fuel injector ...
VSC OFF Indicator Light does not Come ON
DESCRIPTION
Refer to VSC OFF Indicator Light Remains ON (See page
).
WIRING DIAGRAM
Refer to VSC OFF Indicator Light Remains ON (See page
).
CAUTION / NOTICE / HINT
NOTICE:
When replacing the skid control ECU (master cylinder solenoid), perform
calibration (See page
).
...
Speaker Output Short (B15C3)
DESCRIPTION
This DTC is stored when a malfunction occurs in the speakers.
DTC No.
DTC Detection Condition
Trouble Area
B15C3
A short is detected in the speaker output circuit.
Harness or connector
Speaker
...