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TROUBLE DIAGNOSIS - SPECIFICATION VALUE ECM-137 < DTC/CIRCUIT DIAGNOSIS > [MR20DD] C D E F G H I J K L M A ECM N P O DTC/CIRCUIT DIAGNOSIS TROUBLE DIAGNOSIS - SPECIFICATION VALUE Description INFOID:0000000010702871 The specification (SP) value indicates the tolerance of the value that is displayed in “SPEC” of “DATA MONI- tion) • A/F ALPHA-B1 (The mean value of air-fuel ratio feedback correction factor per cycle) Component Function Check INFOID:0000000010702872 1. START Make sure that all of the following conditions are satisfied. 2 , 14.25 - 15.12 psi) • Atmospheric temperature: 20 - 30 ° C (68 - 86 ° F) • Engine coolant temperature: 75 - 95 ° C (167 - 203 ° F) • Transmission: Warmed-up fluid temperature sensor signal) indicates more than 60 ° C (140 ° F). • Electrical load: Not applied* >> GO TO 2. 2. PERFORM “SPEC” OF “DATA MONITOR” MODE With CONSULT NOTE: . 2. Select “B/FUEL SCHDL”, “A/F ALPHA-B1” and “MASS AIR FLOW SENSOR (Hz)” in “SPEC” of “DATA 3. Make sure that monitor items are within the SP value. Is the inspection result normal? YES >> END NO >> Proceed to ECM-138, "Diagnosis Procedure" . |