Corolla S Sedan L4-1794cc 1.8L DOHC MFI (2001)
Control Module HVAC: Testing and Inspection
AIR CONDITIONING AMPLIFIER
ON-VEHICLE INSPECTION
INSPECT AMPLIFIER CIRCUIT
a. Remove lower panel.
b. Disconnect the connector and inspect the connector on wire harness side, as shown in the chart.
Test conditions:
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Ignition switch ON
-
Blower speed control switch at "HI" position
If circuit is as specified, try to replace the amplifier with a new one. If the circuit is not as specified, inspect the circuits connected to other
parts.