Inspection
1. INSPECT POWER AMPLIFIER CIRCUIT

Disconnect the connector from power amplifier and inspect the connector on the wire harness side.

If the circuit is not as specified, inspect the circuits connected to other parts.
2. INSPECT REAR SEAT AUDIO CIRCUIT

Disconnect the connector from RSA controller and inspect the connector on the wire harness side.

If the circuit is not as specified, inspect the circuits connected to other parts.
3. INSPECT DVD CHANGER CIRCUIT

Disconnect the connector from DVD changer and inspect the connector on the wire harness side.

If the circuit is not as specified, inspect the circuits connected to other parts.
4. INSPECT RADIO RECEIVER ASSEMBLY CIRCUIT

Disconnect the connectors from the radio receiver assembly, and inspect the connector on the wire harness side.

If the circuit is not as specified, inspect the circuits connected to other parts.
HINT: Check the wire harness between radio receiver assembly and the CD auto changer, between radio receiver assembly and power amplifier.
5. INSPECT STEERING PAD SWITCH CIRCUIT

Disconnect the connectors from the steering pad switch, and inspect the connector on the wire harness side.

If the circuit is not as specified, inspect the circuits connected to other parts.
LOCATION

Test yourself
A quick Toyota Land Cruiser quiz: every answer comes with an explanation and a link to the manual page.