Previa Van RWD L4-148.8 2438cc 2.4L DOHC SC (2TZ-FZE) (1996)
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Refrigerator Control Unit: Testing and Inspection
COOL BOX AMPLIFIER INSPECTION
INSPECT AMPLIFIER CIRCUIT
Disconnect the amplifier and inspect the connector on wire harness side, as shown in the chart.
Tester condition: Ignition switch ON
If circuit is as specified, try replacing the amplifier with a new one. If the circuit is not as specified inspect the circuits connected to other parts.