[Previous][Next]
DTC P1AB5, P1AB6, P1AB7, P1AB8, P1AB9, P1ABB, P1ABC, P1ABD, P1ABE, P1ABF: CMU Battery Low Temperature
 
 
 
 
TROUBLE JUDGMENT
Check Conditions
  • The power supply mode of the electric motor switch is ON, or the main drive lithium-ion battery starts to be charged.
  • The following diagnostic trouble code is not set.
    • U11AE - U11B7: CMU CAN timeout
Judgment Criterion
  • The module temperature is less than or equal to the specified value.
 
 
FAIL-SAFE AND BACKUP FUNCTION
  • Not available
 
 
PROBABLE CAUSE
  • The module [battery cell, cell monitoring unit (CMU) and module temperature sensor] in the main drive lithium-ion battery is failed.
  • Any of these codes are set when the temperature in the module reduces to -30°C (-22°F) or less.
caution
  • DTC P1AB5 to P1ABF may be set when "BATTERY TOO COLD PLUG IN TO WARM" is displayed on the multi-information display. Erase the set DTC.
  • When the temperature is higher than -30°C (-22°F), when the DTC is set due to an ongoing malfunction, replace the sub-battery management unit [BMU (SUB)] because it is faulty.