Description
The step motor changes the step by turning 4 coils ON/OFF according to the signal from TCM. As a result, the flow of line pressure to primary pulley is changed and pulley ratio is controlled.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
CAUTION: Always drive vehicle at a safe speed.
NOTE: Immediately after performing any "DTC CONFIRMATION PROCEDURE", always turn ignition switch OFF.
Then wait at least 10 seconds before performing the next test.
1.CHECK DTC DETECTION
With CONSULT
Start engine.
Drive vehicle for at least 5 consecutive seconds.
Perform "Self Diagnostic Results" in "TRANSMISSION".
With GST
Follow the procedure "With CONSULT".
Diagnosis Procedure
Regarding Wiring Diagram information, refer to TM-126, "Wiring Diagram".
1.CHECK STEP MOTOR CIRCUIT
Turn ignition switch OFF.
Disconnect TCM connector.
Check resistance between TCM vehicle side harness connector terminals.
4. Check resistance between TCM vehicle side harness connector terminals and ground.
2.CHECK HARNESS BETWEEN TCM AND CVT UNIT (STEP MOTOR) (PART 1)
Disconnect CVT unit connector.
Check continuity between TCM vehicle side harness connector terminals and CVT unit vehicle side harness connector terminals.
3.CHECK HARNESS BETWEEN TCM AND CVT UNIT (STEP MOTOR) (PART 2)
Check continuity between TCM vehicle side harness connector terminals and ground.
4.CHECK STEP MOTOR
Check step motor. Refer to TM-111, "Component Inspection (Step Motor)".
5.DETECT MALFUNCTIONING ITEMS
Check TCM connector pin terminals for damage or loose connection with harness connector.
Component Inspection (Step Motor)
1.CHECK STEP MOTOR
1. Check resistance between CVT unit connector terminals.
2. Check resistance between CVT unit connector terminals and ground.
Towing a trailer
Flat towing
Towing your vehicle with all four wheels on the
ground is sometimes called flat towing. This
method is sometimes used when towing a vehicle
behind a recreational vehicle, such as a motor
home.
CAUTION
Failure to follow these guidelines can
result in severe transmission damage ...
Drive belt
VQ35DE engine
1. Crankshaft pulley
2. Drive belt automatic tensioner pulley
3. Generator pulley
4. Air conditioner compressor pulley
WARNING
Be sure the ignition switch is placed in the
OFF or LOCK position before servicing
drive belt. The engine could rotate
unexpectedly.
1. Visually ...
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 ...