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.
Power consumption control system
System Diagram
System Description
OUTLINE
BCM incorporates a power saving control function that reduces the
power consumption according to the
vehicle status.
BCM switches the status (control mode) by itself with the power
saving control function. It performs the sleep
reques ...
Diagnosis sensor unit
Removal and Installation
WARNING:
Before servicing, turn ignition switch OFF, disconnect both
battery terminals and wait at least 3 minutes.
Before disconnecting the air bag sensor unit harness
connector, be sure to disconnect the harness connector of each air bag
module and pre-tens ...
Audio system
Symptom Table
AUDIO SYSTEM
Symptoms
Check items
Probable malfunction location
The disk cannot be removed.
Audio unit
Malfunction in audio unit.
No sound comes out or the level of the sound is low.
No sound from all speakers.
Speaker circuit short ...