Ambient Temperature Sensor
ComponentsRemoval
REMOVAL
CAUTION / NOTICE / HINT
NOTICE:
Do not remove the oil pump or oil pump relief valve from the timing chain cover
sub-assembly.
PROCEDURE
1. INSTALL ENGINE ON ENGINE STAND
(See page )
2. REMOVE IGNITION COIL ASSEMBLY
3. REMOVE CYLINDER HEAD ...
Diagnosis Circuit
DESCRIPTION
The headlight leveling ECU assembly outputs DTC information to the Techstream
via this circuit.
WIRING DIAGRAM
PROCEDURE
1.
CHECK HARNESS AND CONNECTOR (DLC3 - HEADLIGHT LEVELING ECU ASSEMBLY)
(a) Disconnect ...
Ignition Switch Circuit
DESCRIPTION
The main body ECU (driver side junction block assembly) determines the ignition
switch position (OFF, ACC, ON) based on signals from the IG or ACC circuit.
WIRING DIAGRAM
PROCEDURE
1.
READ VALUE USING TECHSTREAM
...