Celica L4-122 1998cc 2.0L DOHC Turbo (3S-GTE) (1990)
Control Module HVAC: Testing and Inspection
INSPECTION A/C AMPLIFIER CIRCUIT
1. Disconnect the amplifier and inspect the connector on the wire harness side as shown in the chart below.
Test conditions:
a. Ignition switch: ON
b. Temperature control lever: MAX COOL
c. Blower switch: HI