Diagnosis Procedure
Regarding Wiring Diagram information, refer to AV "Wiring Diagram".
1.CHECK AUX JACK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M71 and AUX in jack connector M76.
3. Check continuity between AV control unit connector M71 and AUX in jack
connector M76.
4. Check continuity between AV control unit connector M71 and ground.
Is the inspection result normal?
YES >> Replace the AUX in jack. Refer to AV "Removal and Installation".
NO >> Repair or replace harness or connectors.
SYMPTOM DIAGNOSIS
USB ConnectorDiagnosis Procedure Regarding Wiring Diagram information, refer to AV "Wiring Diagram". 1.CHECK USB INTERFACE HARNESS CONTINUITY 1. Turn ignition switch OFF. 2. Disconnect AV control uni ...

Symptom Table RELATED TO AUDIO Symptoms Check items Probable malfunction location The disk cannot be removed. AV control unit Malfunction in AV control unit. Refer t ...
P2858 Clutch B pressure
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
P2858
Clutch B pressure engagement
performance
The auxiliary gearbox gear ratio is 2.232 or
more for the auxiliary gearbox 2GR ratio continuously
for 5 seconds ...
Main power supply and ground circuit
Diagnosis Procedure
1.CHECK TCM POWER CIRCUIT (PART 1)
Turn ignition switch OFF.
Disconnect TCM connector.
Check voltage between TCM harness connector terminals and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> G ...