Symptom Table
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.
NOTE:
Perform the self-diagnoses with CONSULT before performing the symptom diagnosis. If DTC is detected, perform the corresponding diagnosis.
EV CONTROL SYSTEM SYMPTOM CHART
| Symptom | Possible cause | |
|---|---|---|
| Does not become READY. | READY signal from BCM is not input to VCM. | |
| VCM judges except P or N range. | ||
| Charging connector is connected. | ||
| Li-ion battery remaining energy is low. | ||
| Steering lock is not canceled. | ||
| Cannot driving. | Motor does not output power. | VCM judges P or N range. |
| Accelerator pedal is not depressed. | ||
| Brake pedal is depressed. | ||
| VCM receives the torque limit request signal sent from ABS actuator and electric unit (control unit). | ||
| VCM receives the motor torque limit signal sent from the traction motor inverter or Li-ion battery controller. | ||
| Motor outputs power. | Parking brake operating | |
| Brake is on | ||
| Parking gear locking | ||
| Poor electricity consumption | Running resistance too high. | Low tire pressure |
| Incorrect tire size | ||
| Brake is on. | ||
| Too much power consumption of A/C. | Set temperature is low | |
| Set temperature is high | ||
| Manual mode is selected. | ||
| Too much power consumption of auxiliary. | Installed some electric equipment | |
| Cannot power OFF | TCU continues to transmit the EV activation request signal. | |
| On-board charger continues to transmit the EV activation request signal. | ||
| Immediate charging switch stuck ON | ||
| SSOFF relay stuck ON | ||
| Regeneration control does not operate. | - | VCM receives power limit request signal sent from the traction motor inverter. |
| VCM receives power limit request signal from the Li-ion battery controller. | Li-ion battery temperature is too high or too low. | |
| Characteristic malfunction of Li-ion battery temperature sensor. | ||
| Bus bar (installed Li-ion battery module) is open. | ||
| Li-ion battery is charged enough. | ||
| - | VCM receives the torque limit request signal sent from ABS actuator and electric unit (control unit). | |
| - | Vehicle speed is low. | |
| - | Accelerator pedal is depressed. | |
| - | During braking hard | |
| - | Brake is ON and making a sharp turn. | |
| Decelerating force changes | VCM receives power limit request signal sent from the traction motor inverter. | |
| Li-ion battery temperature is too lower too high. | ||
| Characteristic malfunction of Li-ion battery temperature sensor. | ||
| Bus bar (installed Li-ion battery module) is open. | ||
| Li-ion battery is charged enough. | ||
| VCM receives the torque limit request signal sent from ABS actuator and electric unit (control unit). | ||
| Accelerator pedal is depressed. | ||
| Brake is ON and making a sharp turn. | ||
| Normal charging does not start | - | Power switch is ON. |
| - | Timer charge is set. | |
| - | Quick charge connector is connected. | |
| - | External AC power does not input. | |
| - | EVSE malfunction | |
| Li-ion battery controller does not permit. | Li-ion battery temperature is too low or too high. | |
| Li-ion battery gradual capacity loss | ||
| Li-ion battery is charged enough. | ||
| Li-ion battery is not charged fully. | - | Li-ion battery temperature is too low or too high. |
| - | Too much power consumption during charging | |
| Li-ion battery charging level is difference from set level. | VCM does not receive remote charge request. | The vehicle is outside the communication service area. |
| - | External power stoppage | |
| - | Immediate charging switch circuit is open. | |
| - | Poor installation of charging connector | |
| Remote charge does not start. Timer charge does not start. | - | VCM judges except P range. |
| - | Power switch is ON. | |
| - | VCM does not receives the EV system activation request signal sent from TCU. | |
| - | The vehicle is outside the communication service area. | |
| Communication error between a cellar phone and Nissan CARWINGS Data Center. | ||
| - | Quick charge connector is connected. | |
| - | External AC power malfunction | |
| Li-ion battery controller does not permit. | Li-ion battery temperature is too low or too high. | |
| Li-ion battery gradual capacity loss | ||
| Li-ion battery is charged enough. | ||
| Immediate charge does not start. | - | VCM judges except P range. |
| - | Power switch is ON. | |
| - | Immediate charging switch circuit is open or shorted. | |
| - | Quick charge connector is connected. | |
| - | External AC power malfunction | |
| Li-ion battery controller does not permit. | Li-ion battery temperature is too low or too high. | |
| Li-ion battery gradual capacity loss | ||
| Li-ion battery is charged enough. | ||
| Quick charge does not start. | - | VCM judges except P range. |
| - | Power switch is ON. | |
| - | Quick charge connector is not connected. | |
| - | Normal charge connector is connected. | |
| Li-ion battery controller does not permit. | Li-ion battery temperature is too low or too high. | |
| Li-ion battery gradual capacity loss | ||
| Li-ion battery is charged enough. | ||
| Timer air conditioner does not operate. | - | A timer is not set. |
| - | Remote air conditioner is operating. | |
| - | Power switch is ON. | |
| - | VCM judges except P range. | |
| - | Normal charge connector is not connected. | |
| - | Both of quick charge connector and normal charge connector are connected. | |
| - | External AC power malfunction | |
| - | EVSE malfunction | |
| Remote air conditioner does not operate. | - | The vehicle is outside the communication service area. |
| - | Communication error between a cellar phone and Nissan CARWINGS Data Center. | |
| - | Power switch is ON. | |
| - | VCM judges except P range. | |
| - | Normal charge connector is not connected. | |
| - | Both of quick charge connector and normal charge connector are connected. | |
| - | External AC power malfunction | |
| - | EVSE malfunction | |