PREPARATION
Special Service Tools

Commercial Service Tools

PrecautionRGB 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 ...
Memory function does not operate
Component Function Check
Symptom
Memory function does not operate normally.
The setting is not maintained. (It returns to the initial
condition.)
1.CHECK OPERATION
Set temperature control switch to 32C (90F).
Press the OFF switch.
Turn the ignition switch OFF.
Turn the ignitio ...
P0078, P0084 EVT control magnet retarder
Description
Exhaust valve timing control magnet retarder (1) controls the shut/
open timing of the exhaust valve by ON/OFF pulse duty signals sent
from the ECM.
The longer pulse width retards valve timing.
The shorter pulse width advances valve timing.
DTC Logic
DTC DETECTION LOGIC
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