|
|
HAC-26 < SYSTEM DESCRIPTION > [AUTOMATIC AIR CONDITIONING] DIAGNOSIS SYSTEM (A/C AUTO AMP.) DIAGNOSIS SYSTEM (A/C AUTO AMP.) Diagnosis Description INFOID:0000000009950976 ON BOARD SELF-DIAGNOSIS SYSTEM On board self-diagnosis system is built into A/C auto amp. to quickly locate the case of malfunctions. The self- SELF-DIAGNOSIS PROCEDURE Self-diagnosis Mode Entry The self-diagnosis is started by pressing the OFF switch at 5 seconds or more within 10 seconds after starting Changes of Step up and Step down • The changes of STEP 1 – 5 can be performed by pressing the temperature control switch. STEP-5. Self-diagnosis Cancellation By AUTO switch is pressed or ignition switch is turned OFF, the self-diagnosis is canceled. STEP-1: INDICATOR CHECK Description A/C switch indicator and A/C display indication are checked. STEP-2: SENSOR DIAGNOSIS Diagnosis item Diagnosis content Diagnosis part STEP 1: Switch indicator and display indication are A/C control (A/C auto amp.) STEP 2: The circuit diagnoses of each sensor and • Ambient sensor STEP 3: The circuit diagnoses of mode door motor • Mode door motor STEP 4: Operational check of each part is per- • Mode door motor STEP 5: Each sensor recognition temperature is in- • Ambient sensor STEP 6: Temperature setting trimmer is performed. — STEP 7: Inlet port memory function is performed. — |