Av control unit
Av control unit : diagnosis procedure
Regarding Wiring Diagram information, refer to AV-234, "Wiring Diagram".
1.Check fuse
Check that the following fuses are not blown.
Are the fuses blown? Yes >> replace the blown fuse after repairing the affected circuit.
No >> go to 2.
2.Check power supply circuit
Is the inspection result normal? Yes >> go to 3.
No >> repair or replace harness or connectors.
3.Check ground circuit
Is the inspection result normal? Yes >> inspection end.
No >> repair or replace harness or connectors.
Front door speaker
Diagnosis Procedure
Regarding wiring diagram information, refer to av-234, "wiring diagram".
1.Connector check
Check the av control unit and speaker connectors for the following:
Is the inspection result normal? Yes >> go to 2
No >> repair the terminals or connectors.
2.Check front door speaker signal circuit continuity
Is the inspection result normal? Yes >> go to 3 no >> repair or replace harness or connectors.
3.Check front door speaker signal
Is the inspection result normal? Yes >> replace front door speaker. Refer to av-300, "removal and installation".
No >> replace av control unit. Refer to av-298, "removal and installation".
Front tweeter
Diagnosis procedure
Regarding wiring diagram information, refer to av-234, "wiring diagram".
1.Connector check
Check the AV control unit and speaker connectors for the following:
Is the inspection result normal? Yes >> go to 2
No >> repair the terminals or connectors.
2.Check front tweeter signal circuit continuity
Is the inspection result normal? Yes >> go to 3
NO >> Repair or replace harness or connectors.
3.Check front tweeter signal
Is the inspection result normal? Yes >> replace front tweeter. Refer to av-299, "removal and installation".
No >> replace av control unit. Refer to av-298, "removal and installation".
Rear speaker
Diagnosis procedure
Regarding wiring diagram information, refer to av-234, "wiring diagram".
1.Connector check
Check the av control unit and speaker connectors for the following:
Is the inspection result normal? Yes >> go to 2
No >> repair the terminals or connectors.
2.Check rear speaker signal circuit continuity
Is the inspection result normal? YES >> GO TO 3
NO >> Repair or replace harness or connectors.
3.Check rear speaker signal
Is the inspection result normal? Yes >> replace rear speaker. Refer to av-301, "removal and installation".
No >> replace av control unit. Refer to av-298, "removal and installation".
Rear view camera image signal circuit
Diagnosis procedure
Regarding wiring diagram information, refer to av-234, "wiring diagram".
1.Check reverse input signal
Is inspection result normal? Yes >> go to 2.
No >> repair or replace harness or connectors.
2.Check camera power supply circuit continuity
vIs inspection result normal? Yes >> go to 3.
No >> repair or replace harness or connectors.
3.Check camera power supply voltage
Is inspection result normal? YES >> GO TO 4.
NO >> Replace AV control unit. Refer to AV-298, "Removal and Installation".
4.Check camera image signal circuit continuity
Is inspection result normal? Yes >> go to 5.
No >> repair or replace harness or connectors.
5.Check camera ground circuit continuity
Check continuity between av control unit connector m104 and rear view camera connector b30.
Is inspection result normal? Yes >> go to 6.
No >> repair or replace harness or connectors.
6.Check camera image signal
Is inspection result normal? YES >> Replace AV control unit. Refer to AV-298, "Removal and Installation".
NO >> Replace rear view camera. Refer to AV-312, "Removal and Installation".
Microphone signal circuit
Diagnosis procedure
Regarding wiring diagram information, refer to av-234, "wiring diagram".
1.Check microphone signal circuit continuity
Is inspection result normal? YES >> GO TO 2.
NO >> Repair or replace harness or connectors.
2.Check microphone vcc voltage
Is the inspection result normal? YES >> GO TO 3.
NO >> Replace AV control unit. Refer to AV-298, "Removal and Installation".
3.Check microphone signal
Is the inspection result normal? Yes >> replace av control unit. Refer to av-298, "removal and installation".
No >> replace microphone. Refer to av-311, "removal and installation".
Steering switch
Diagnosis procedure
Regarding wiring diagram information, refer to av-234, "wiring diagram".
1.Check steering wheel audio control switch resistance
Is the inspection result normal? Yes >> go to 2.
No >> replace steering switches. Refer to av-302, "removal and installation".
2.Check combination switch (spiral cable)
Check continuity between combination switch (spiral cable) connectors M79 and M80.
Is the inspection result normal? Yes >> go to 3.
No >> replace combination switch (spiral cable). Refer to sr-16, "removal and installation".
3.Check harness between combination switch (spiral cable) and av control unit
Is the inspection result normal? YES >> Replace AV control unit. Refer to AV-298, "Removal and Installation".
NO >> Repair or replace harness or connectors.
Usb connector
Diagnosis procedure
Regarding wiring diagram information, refer to av-234, "wiring diagram".
1.Check usb interface harness continuity
Is the inspection result normal? Yes >> replace the usb interface. Refer to av-307, "removal and installation".
No >> repair or replace harness or connectors.
Auxiliary input jack
Diagnosis procedure
Regarding wiring diagram information, refer to av-234, "wiring diagram".
1.Check aux jack harness continuity
Is the inspection result normal? Yes >> replace the aux jack. Refer to av-307, "removal and installation".
No >> repair or replace harness or connectors.
System description
Component parts
Component parts location
Front tweeter lh (if equipped)
Steering switches
Audio unit
Front tweeter rh (if equipped)
Microphone (if equipped)
Front door speaker lh
Front door speaker RH
Rear speaker rh
Rear speaker lh
Antenna amp.
Window antenna
Bluetoot ...
P0603 ECM
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0603
ECM BACK UP CIRCUIT
[Internal control module keep
alive memory (KAM) error]
Malfunction in the internal back up RAM o ...
Flywheel
Exploded View
Flywheel
Removal and Installation
REMOVAL
Remove the engine and the transaxle assembly from the vehicle, and
separate the transaxle from the
engine. Refer to TM-28, "Exploded View".
Remove flywheel.
Secure flywheel (1) using Tool (A), and remove b ...