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ECM EC-441 < ECU DIAGNOSIS INFORMATION > [VQ40DE] C D E F G H I J K L M A EC N P O : Average voltage for pulse signal (Actual pulse signal can be confirmed by oscilloscope.) *: Before measuring the terminal voltage, confirm that the battery is fully charged. Refer to . Fail-Safe Chart INFOID:0000000007358390 When the DTC listed below is detected, the ECM enters the fail-safe mode and the MIL illuminates. 102 G PNP signal [Ignition switch: ON] • Shift lever: P or N Approximately 0V [Ignition switch: ON] • Except above position BATTERY VOLTAGE 104 O Throttle control motor relay [Ignition switch: OFF] BATTERY VOLTAGE [Ignition switch: ON] 0 - 1.0V 106 R Accelerator pedal position [Ignition switch: ON] • Engine: Stopped 0.65 - 0.87V [Ignition switch: ON] • Engine: Stopped More than 4.3V 107 Y Fuel tank temperature sensor [Engine is running] Approximately 0 - 4.8V 108 LG ASCD brake switch [Ignition switch: ON] • Brake pedal: Slightly depressed Approximately 0V [Ignition switch: ON] • Brake pedal: Fully released BATTERY VOLTAGE 109 W/R Ignition switch [Ignition switch: OFF] 0V [Ignition switch: ON] BATTERY VOLTAGE 111 BR ECM relay [Engine is running] • For a few seconds after turning ignition switch OFF 0 - 1.5V [Ignition switch: OFF] • More than a few seconds after turning igni- tion switch OFF BATTERY VOLTAGE 113 V Fuel pump relay [Ignition switch: ON] • For 1 second after turning ignition switch ON [Engine is running] 0 - 1.5V [Ignition switch: ON] • More than 1 second after turning ignition switch ON BATTERY VOLTAGE 115 B ECM ground [Engine is running] • Idle speed Body ground 117 G EVAP canister vent control [Ignition switch: ON] BATTERY VOLTAGE 119 120 R Power supply for ECM [Ignition switch: ON] BATTERY VOLTAGE 121 R/B Power supply for ECM (Back- [Ignition switch: OFF] BATTERY VOLTAGE TER- MI- NAL NO. WIRE COLOR ITEM CONDITION DATA (DC Voltage) August 2012 2012 Pathfinder |