DTC Set Condition

Check Conditions 

• When all the following conditions are met.
  1. Power supply mode: ON
  2. ETACS-ECU system voltage is at 10 to 16 V.

Judgment Criterion 

• After the following condition is met, 2, 500 ms or more have elapsed.
  1. CAN signal from the heater control unit or A/C-ECU cannot be received.