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
B2636, B2637, B2638, B2639, B2654, B2655 mode door motor
Description
COMPONENT DESCRIPTION
Mode Door Motor
The mode door motor (1) is attached to the heater & cooling unit
assembly.
It rotates so that air is discharged from the outlet set by the
A/C
auto amp. Motor rotation is conveyed to a link which activates the
mode door
DT ...
Refrigerant
Description
CONNECTION OF SERVICE TOOLS AND EQUIPMENT
Shut-off valve
A/C service valve
Recovery/recycling/recharging equipment
Refrigerant container (HFC-134a)
Weight scale (J-39650)
Vacuum pump (J-39649)
Manifold gauge set (J-39183)
Preferred (best) method
A ...
B260A ignition relay
Description
BCM turns ON the following relays to ignition power supply to each ECU when
the ignition switch is turned
ON.
Ignition relay-1 (inside IPDM E/R)
Ignition relay-2 (inside fuse block (J/B))
Front blower motor relay
BCM checks any ignition relay ON request for consistency wi ...