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HAC-108 < BASIC INSPECTION > [WITH MONOCHROME DISPLAY] INSPECTION AND ADJUSTMENT BASIC INSPECTION INSPECTION AND ADJUSTMENT Operational Check INFOID:0000000010051105 DESCRIPTION The purpose of the operational check is to check that the individual system operates normally. INSPECTION PROCEDURE 1. CHECK MEMORY FUNCTION 1. Start the engine. 2. Operate the temperature control switch (driver side) and raise the temperature setting to 32 °C (90°F). 3. Press the OFF switch. 4. Turn the ignition switch OFF. 5. Turn the ignition switch ON. 6. Press the AUTO switch. 7. Check that the temperature setting, before turning the ignition switch OFF, is stored. YES >> GO TO 2. NO >> Check power and ground circuits for A/C auto amp. Refer to HAC-165, "A/C AUTO AMP. : Diag- . 2. CHECK BLOWER MOTOR SPEED 1. Operate the fan control dial. Check that the fan speed changes. 2. Check the operation for all fan speeds. YES >> GO TO 3. NO >> Check blower motor system. Refer to HAC-157, "Diagnosis Procedure" . 3. CHECK DISCHARGE AIR (MODE SWITCH AND DEF SWITCH) 1. Press the MODE switch and the DEF switch. 2. Check that the air outlets change according to each indicated air outlet by placing a hand in front of the outlets. Refer to . NOTE: Confirm that the A/C compressor clutch is engaged (sound or visual inspection) and intake door position is at ) when the D/F ( ) or DEF ( ) is selected. Is the inspection result normal? YES >> GO TO 4. NO >> Check mode door system. Refer to HAC-153, "Diagnosis Procedure" 4. CHECK INTAKE AIR 1. Press the REC ( ) switch. Indicator is turned ON. 2. Press the FRE ( ) switch. Indicator is turned ON. 3. Listen for the intake door position change. (Slight change of blower sound can be heard.) NOTE: ) switch is pressed when the D/F ( ) or DEF ( ) is selected. Is the inspection result normal? YES >> GO TO 5. NO >> Check intake door system. Refer to HAC-156, "Diagnosis Procedure" 5. CHECK A/C SWITCH 1. Press the A/C switch. 2. The A/C switch indicator is turned ON. Conditions : Engine running at normal operating temperature |