General Information

Active Air Flap
U0293 Lost Communication With Hybrid Powertrain Control Module (C-CAN) - General Information

Component Location





Gerneral Description

Hybrid Control System consist of ECM, TCM, BCM (Battery Control Module), MCU (Motor Control Module), AHB(Active Hydraulic Booster) and HCU (Hybrid Control Unit).

DTC Description

The A.A.F(=Active Air Flap) Actuator sets DTC U0293 when AAF detects that there is no signal from HCU.

DTC Detecting Condition





Diagnostic Diagram










CAN Signal : high & low