LEMON Manuals: Even more car manuals for everyone
Home >> Kia >> 2015 >> Optima Hybrid >> Repair and Diagnosis >> Brakes >> Parking Brake System >> Electric Parking Brake Diagnosis - Optima HEV >> DTC C1612: CAN Time-out TCU >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • TCU message error detected
  1. Sensor or system error concerned TCU
  2. EPB ECU
Enable condition
  • C1616 (CAN BUS Off) no DTC
  • Normal battery voltage
  • Ignition "ON" after 2 sec.
Threshold value
  • No cluster message (CAN message) more than 0.5sec.
Warning Indicator Lamp Status
  • Warning Indicator Lamp "ON"
Fail Safe
  • Dynamic Braking (ESC) inhibited
  • EPB auto release function inhibited
Clear Condition
  • Ignition "OFF" and then "ON"