Commercial Service Tools

Precautions
BCM (Body control module))RGB area (YS) signal circuit
Description
Transmits the display area of RGB image displayed by AV control unit with RGB
area (YS) signal to display
unit.
Diagnosis Procedure
1.CHECK CONTINUITY RGB AREA (YS) SIGNAL CIRCUIT
Turn ignition switch OFF.
Disconnect display unit connector M141 and AV control unit
con ...
P1720 VSS
Description
ECM receives two vehicle speed signals via the CAN communication line. One is
sent from "ABS actuator and
electric unit (control unit)" via the combination meter, and the other is from
TCM (Transmission control module).
ECM uses these signals for engine control.
DTC Logic
DTC ...
Pre-inspection for diagnostic
Pre-Inspection for Multi-System Diagnostic
The engine start function, door lock function, power distribution system and
NATS-IVIS/NVIS are closely
related to each other. Narrow down the system in question by performing this
inspection to identify which system
is malfunctioning. For example, ...