Tundra 2WD V6-3.4L (5VZ-FE) (2004)
Control Assembly: Testing and Inspection
Air Conditioning Control Assembly
On-Vehicle Inspection
AIR CONDITIONING CONTROL ASSEMBLY (Center Cluster Integration)
ON-VEHICLE INSPECTION
1. REMOVE CENTER CLUSTER INTEGRATION PANEL
2. Access cab, Standard cab: INSPECT A/C CONTROL ASSEMBLY CIRCUIT
(a) Disconnect the connector from the A/C control assembly and inspect the connector on the wire harness side, as shown in the chart below.
Test condition: Turn ignition switch to 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.
(b) Connect the connector to A/C control assembly and inspect wire harness side from the back side, as shown in the chart below.
Test condition:
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Run engine at idle speed
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Set on manifold gauge set