Armada 4WD V8-5.6L (VK56DE) Flex Fuel (2009)
Is the inspection result normal?
YES - GO TO 2.
NO - Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of AV control unit.
2. Check the resistance between the AV control unit harness connector terminals.
-
Models with base audio
-
Models with BOSE audio system with NAVI
-
Models with BOSE audio system without NAVI
Is the measurement value within the specification?
YES - GO TO 3.
NO - Repair the AV control unit branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the AV control unit. Refer to the following.
-
Models with base audio: See: Accessories and Optional Equipment/Entertainment Systems/Testing and Inspection/Component Tests and General
Diagnostics/AV Control Unit/Base Audio
-
Models with BOSE audio system with NAVI: See: Accessories and Optional Equipment/Entertainment Systems/Testing and
Inspection/Component Tests and General Diagnostics/AV Control Unit/Bose Audio With Navigation
-
Models with BOSE audio system without NAVI: See: Accessories and Optional Equipment/Entertainment Systems/Testing and
Inspection/Component Tests and General Diagnostics/AV Control Unit/Bose Audio Without Navigation
Is the inspection result normal?
YES (Present error)-Replace the AV control unit. Refer to the following.
-
Models with base audio: See: Accessories and Optional Equipment/Radio, Stereo, and Compact Disc/Radio/Stereo/Service and Repair/AV
Control Unit/Base Audio
-
Models with BOSE audio system with NAVI: See: Accessories and Optional Equipment/Radio, Stereo, and Compact Disc/Radio/Stereo/Service
and Repair/AV Control Unit/Bose Audio With Navigation
-
Models with BOSE audio system without NAVI: See: Accessories and Optional Equipment/Radio, Stereo, and Compact
Disc/Radio/Stereo/Service and Repair/AV Control Unit/Bose Audio Without Navigation
YES (Past error)-Error was detected in the AV control unit branch line.
NO - Repair the power supply and the ground circuit.
DLC Branch Line Circuit
DLC BRANCH LINE CIRCUIT
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the data link connector for damage, bend and loose connection (connector side and harness side).
Is the inspection result normal?
YES - GO TO 2.
NO - Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
Check the resistance between the data link connector terminals.