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EC-556
[QR (WITHOUT EURO-OBD)]
ENGINE CONTROL SYSTEM
TYPE 3
System Diagram
Input/output Signal Chart
T: Transmit R: Receive
Accelerator pedal position signal T R
Engine coolant temperature signal T R
Engine speed signal T R R
MI signal T R
Parking brake switch signal RT
Stop lamp switch signal T R
Vehicle speed signal
TRR
RT
ASCD SET lamp signal T R
ASCD CRUISE lamp signal T R
Stop lamp switch signal T R
Signals ECM
ABS actuator and
electric unit
(control unit)
4WD control unit Combination meter
PKIA6457E
Signals ECM TCM
ABS actuator
and electric unit
(control unit)
4WD control
unit
Combination
meter
4WD mode indicator lamp signal TR
4WD warning lamp signal TR
A/C compressor feedback signal T R
A/T position indicator lamp signal T R
A/T self-diagnosis signal R T
ABS warning lamp signal T R
Accelerator pedal position signal T R
Closed throttle position signal T R
Engine and A/T integrated control signal
TR
RT
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