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DATA MONITOR MODE =NHEC0034S06 Monitored item [Unit] ECM INPUT SIG- NALS MAIN SIG- NALS Description Remarks ENG SPEED [rpm] q q I Indicates the engine speed computed I Accuracy becomes poor if engine I If the signal is interrupted while the MAS A/F SE-B1 [V] q q I The signal voltage of the mass air flow I When the engine is stopped, a certain COOLAN TEMP/S q q I The engine coolant temperature (deter- I When the engine coolant temperature HO2S1 (B1) [V] q q I The signal voltage of the heated oxy- HO2S1 (B2) [V] q HO2S2 (B1) [V] q I The signal voltage of the heated oxy- HO2S2 (B2) [V] q HO2S1 MNTR (B1) q q I Display of heated oxygen sensor 1 sig- I After turning ON the ignition switch, I When the air-fuel ratio feedback is HO2S1 MNTR (B2) q HO2S2 MNTR (B1) q I Display of heated oxygen sensor 2 sig- I When the engine is stopped, a certain HO2S2 MNTR (B2) q VHCL SPEED SE q q I The vehicle speed computed from the BATTERY VOLT [V] q q I The power supply voltage of ECM is ACCEL SEN 1 [V] q q I The accelerator pedal position sensor ACCEL SEN 2 [V] q THRTL SEN 1 [V] q q I The throttle position sensor signal volt- THRTL SEN 2 [V] q FUEL T/TMP SE q I The fuel temperature judged from the INT/A TEMP SE q q I The intake air temperature determined GI MA EM LC FE AT AX SU BR ST RS BT HA SC EL IDX ON BOARD DIAGNOSTIC SYSTEM DESCRIPTION CONSULT-II (Cont’d) EC-105 |