Hydraulic line
Steering columnP0506 ISC system
Description
The ECM controls the engine idle speed to a specified level via the fine
adjustment of the air, which is let into
the intake manifold, by operating the electric throttle control actuator. The
operating of the throttle valve is varied
to allow for optimum control of the engine id ...
Horn function
Description
Perform answer-back for each operation with horn.
Component Function Check
1. CHECK FUNCTION
Select HORN in "ACTIVE TEST" mode with CONSULT.
Check the horn (high/low) operation.
Diagnosis Procedure
1. CHECK HORN FUNCTION
Check horn function with horn switch
2. CHECK ...
P1740 select solenoid
Description
The lock-up select solenoid valve controls
lock-up clutch pressure or forward clutch pressure (reverse brake
pressure).
When controlling lock-up clutch, the valve is
turned OFF. When controlling forward clutch, it is turned ON.
DTC Logic
DTC DET ...