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TROUBLE DIAGNOSIS ATC-119 C D E F G H I K L M A B ATC 3. CHECK INTAKE SENSOR Refer to OK or NG OK >> 1. Replace auto amp. 2. Go to self-diagnosis ATC-54, "FUNCTION CONFIRMATION PROCEDURE" and perform self- diagnosis STEP-2. Confirm that code No. 20 is displayed. NG >> 1. Replace intake sensor. 2. Go to self-diagnosis ATC-54, "FUNCTION CONFIRMATION PROCEDURE" and perform self- diagnosis STEP-2. Confirm that code No. 20 is displayed. 4. CHECK CIRCUIT CONTINUITY BETWEEN INTAKE SENSOR AND AUTO AMP. 1. Turn ignition switch OFF. 2. Disconnect auto amp. connector. 3. Check continuity between intake sensor harness connector M90 4. Check continuity between auto amp. connector M119 terminal 1 OK or NG OK >> 1. Replace auto amp. 2. Go to self-diagnosis ATC-54, "FUNCTION CONFIRMATION PROCEDURE" and perform self- diagnosis STEP-2. Confirm that code No. 20 is displayed. NG >> Repair harness or connector. COMPONENT INSPECTION After disconnecting intake sensor connector M90, measure resis- If NG, replace intake sensor. 32 – 1 : Continuity should exist. 1 – Ground : continuity should not exist. RJIA3069E Temperature ° C ( ° F) Resistance k Ω − 15 (5) 12.34 − 10 (14) 9.62 − 5 (23) 7.56 0 (32) 6.00 5 (41) 4.80 10 (50) 3.87 15 (59) 3.15 20 (68) 2.57 25 (77) 2.12 30 (86) 1.76 35 (95) 1.47 40 (104) 1.23 45 (113) 1.04 RJIA3070E |