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
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
2.PERFORM DTC CONFIRMATION PROCEDURE
Diagnosis Procedure
Regarding Wiring Diagram information
1.CHECK EXHAUST VALVE TIMING (EVT) CONTROL MAGNET RETARDER POWER SUPPLY CIRCUIT
2.CHECK EVT CONTROL MAGNET RETARDER OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
3.CHECK EVT CONTROL MAGNET RETARDER
4.REPLACE EVT CONTROL MAGNET RETARDER
5.CHECK INTERMITTENT INCIDENT
Component Inspection
1.CHECK EXHAUST VALVE TIMING CONTROL MAGNET RETARDER
2.REPLACE EXHAUST VALVE TIMING CONTROL MAGNET RETARDER
Headlamp
System Diagram
System Description
Control of the headlamp system is dependent upon the position of the
combination switch (lighting and turn signal switch). When the lighting
switch is placed in the 2nd position, the BCM (body control module) receives
input requesting the headlamps and par ...
Heated steering wheel switch (if so equipped)
The heated steering wheel system is designed to
operate only when the surface temperature of the
steering wheel is below 68F (20C).
Push the heated steering wheel switch to warm
the steering wheel after the engine starts. The
indicator light will come on.
If the surface temperature of ...
NVIS (NISSAN vehicle immobilizer system-nats)
System Diagram
System Description
INPUT/OUTPUT SIGNAL CHART
SYSTEM DESCRIPTION
The NVIS (NATS) is an anti-theft system. By registering an
Intelligent Key ID into the vehicle, it prevents the
engine being started by an unregistered Intelligent Key. It has a higher
protection again ...