Data Monitor
WARNING: This page is about a different car, the 2011 Nissan Leaf. However, it is still accessible from the selected car via links, so may be relevant.
Communication signals of A/C auto amp. can be checked.
Display Item List
DATA MONITOR ITEMS DESCRIPTION CHART
| Monitor item [STATUS or UNIT] | DESCRIPTION | |||
|---|---|---|---|---|
| Ambient sensor | [°C/°F] | Value of ambient sensor detection value (voltage), converted to ambient temperature | ||
| In-vehicle sensor | [°C/°F] | Value of in-vehicle sensor detection value (voltage), converted to interior temperature | ||
| Intake sensor | [°C/°F] | Value of intake sensor detection value (voltage), converted to intake temperature | ||
| Sunload sensor | [W/m2 ] | Value of sunload sensor detection value (voltage), converted to sunload | ||
| Ambient sensor value | [°C/°F] | Value of ambient temperature calculated by A/C auto amp. | ||
| In-vehicle sensor value | [°C/°F] | Value of interior temperature calculated by A/C auto amp. | ||
| Intake sensor value | [°C/°F] | Value of intake temperature calculated by A/C auto amp. | ||
| Sunload sensor value | [W/m2 ] | Value of sunload calculated by A/C auto amp. | ||
| Compressor request | [On/Off] | A/C ON signal ON/OFF status | ||
| Blower fan request | [On/Off] | Blower fan ON signal ON/OFF status | ||
| Blower fan duty(1) | Target value of voltage (applied voltage) applied to Blower fan motor by A/C auto amp. | |||
| XM | Target discharge air temperature judged by A/C auto amp. according to the temperature setting and the value from each sensor | |||
| COMPR RPM | [RPM] | Rotation speed of electric compressor | ||
| COMPR INPUT POWER SIG | [W] | Power consumption value of electric compressor | ||
| COMPR INPUT CRNT CHARGE | [A] | Input current value of electric compressor | ||
| COMPR IPM TEMP SIG | [°C/°F] | Detection value of IPM temperature sensor inside electric compressor | ||
| COMPR INPUT VOLT SIG | [V] | Input voltage value of electric compressor | ||
| COMPR DISCHR TMP OVRHEAT | [OK/NG] | If the compressor discharge refrigerant temperature (estimated value) exceeds 130°C, status is NG. | ||
| COMPR IPM OVERHEAT | [OK/NG] |
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| COMPR VOLT SATURATION | [OK/NG] | If the inverter output voltage increases to 140% or more, status is NG. | ||
| COMPR OVER CURRENT | [OK/NG] |
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| COMPR OVER LOADED | [OK/NG] | If the input current of the electric compressor increases to 13.5 A or more, status is NG. | ||
| COMPR LOW VOLT ERROR | [OK/NG] | If the input voltage of the electric compressor lowers less than 230 V, status is NG. | ||
| COMPR HIGH VOLT ERROR | [OK/NG] | If the input voltage of the electric compressor exceeds 420 V, status is NG. | ||
| COMM ERROR HVAC→-COMPR | [OK/NG] | If the electric compressor recognizes an UART communication error, status is NG. | ||
| COMPR IPM TEMP SEN ERROR | [OK/NG] | If an open circuit or short circuit is recognized for the IPM temperature sensor, status is NG. | ||
| COMPR SHUNT SIG ERROR | [OK/NG] | If the shunt signal in the electric compressor is judged abnormal, status is NG. | ||
| COMPR ROM,RAM,AD ERROR | [OK/NG] | If any data error is detected in the ROM or RAM area of the electric compressor, status is NG. | ||
| COMPR DISCHRG TEMP LIMIT | [OK/NG] | If the discharge temperature estimated value exceeds 110°C, status is NG. | ||
| COMPR IPM TEMP LIMIT | [OK/NG] | If the IPM temperature exceeds 83°C, status is NG. | ||
| COMPR LOW SPEED OVR LOAD | [OK/NG] | If the compressor cannot rotate at the specified speed, status is NG. | ||
| COMM ERROR COMP→HVAC | [OK/NG] | If the A/C auto amp. recognizes an UART communication error, status is NG. | ||
| PTC HEATER REQUEST | [%] | Operating rate sent to the PTC element heater by the A/C auto amp. | ||
| PTC HEATER CIRCUIT | [OK/NG] | If the diagnosis value for the control element inside PTC element heater exceeds the specified value, status is NG. | ||
| PTC OVERHEAT PROTECTION | [OK/NG] | If the board temperature inside PTC element heater exceeds the control value, status is NG. | ||
| PTC HEATER VOLTAGE | [OK/NG] | If the voltage applied to PTC element heater exceeds the specified value, status is NG. | ||
| PTC HEATER CIRCUIT 1 | [OK/NG] | If the diagnosis value for the control element 1 inside PTC element heater exceeds the specified value, status is NG. | ||
| PTC HEATER CIRCUIT 2 | [OK/NG] | If the diagnosis value for the control element 2 inside PTC element heater exceeds the specified value, status is NG. | ||
| PTC HEATER CIRCUIT 3 | [OK/NG] | If the diagnosis value for the control element 3 inside PTC element heater exceeds the specified value, status is NG. | ||
| PTC HEATER CIRCUIT 4 | [OK/NG] | If the diagnosis value for the control element 4 inside PTC element heater exceeds the specified value, status is NG if so designed. | ||
| PTC LIN COMMUNICATION | [OK/NG] | If the PTC element heater recognizes an error in the LIN communication from the A/C auto amp., status is NG. | ||
| PTC COMMUNICATION | [OK/NG] | If the A/C auto amp. recognizes an error in the LIN communication from the PTC element heater, status is NG. | ||
| PTC INTERLOCK | [OK/NG] | If an error is detected in the connection check for the PTC element heater high-voltage connector, status is NG. | ||
| COMM ERROR PTC→HVAC | [OK/NG] | If the A/C auto amp. recognizes an error in the LIN communication from the PTC element heater, status is NG. | ||
| COMP USE PERMIT POWER | [W] | Power available to electric compressor calculated by A/C auto amp. | ||
| REFRIGERANT PRE SEN | [Mpa] | Refrigerant pressure sensor detection value sent from VCM | ||
| FORCED OFF SIG | [ON/OFF] | State of input signal to A/C auto amp. | ||
| FORCED INTAKE REC SIG | [ON/OFF] | State of input signal to A/C auto amp. | ||
| PRE-CLIMATE SIGNAL | [ON/OFF] | State of input signal to A/C auto amp. | ||
| HV SPLY/BLOCK CMPL FLAG | [ON/OFF] | State of input signal to A/C auto amp. | ||
| COMM ERROR VCM→HVAC | [OK/NG] | If the A/C auto amplifier recognizes an error in the CAN communication from VCM, status is NG. | ||
| PTC CONSUMPTION VOLT | [W] | Power available to PTC element heater calculated by A/C auto amp. | ||
| WATER TEMPSENSOR | [°C/°F] | Value of heater fluid temperature sensor detection value (voltage), converted to temperature | ||
| PUMP RPM (DIRECTION) | [RPM] | Value sent to heater pump by A/C auto amp. | ||
| PUMP RPM (EFFECTIVE) | [RPM] | Actual rotation speed of heater pump | ||
| PUMP CANNOT READ INPUT SIG | [ON/OFF] | If the heater pump cannot read out any PWM signal output from the A/C auto amp., status is ON. | ||
| H/P OPERATION LIMIT | [ON/OFF] | If a pump malfunction is detected, the status is ON. | ||
| HEATER PUMP VOLTAGE | [OK/NG] | If the heater pump input voltage is less than 8 V or is 16 V or more, status is NG. | ||
| HEATER PUMP FAULT | [OK/NG] | If a pump malfunction is judged, status is NG. | ||
| COMM ERROR H/P→HVAC | [OK/NG] | If the DUTY signal from heater pump is not normal, status is NG. | ||
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