LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2020 >> ES 300h Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 79 (Front Camera System (Except Hybrid) - Diagnostic Codes) >> FRONT CAMERA SYSTEM (for Gasoline Model) >> DTC C1AAE-00: Front Recognition Camera Heater Malfunction [06/2018 - 08/2021] >> Description

DTC C1AAE-00: Front Recognition Camera Heater Malfunction [06/2018 - 08/2021]: Description

WARNING: This page is about a different car, the 2021 Lexus ES 350, 2021 Lexus ES 250, 2020 Lexus ES 350, and 2019 Lexus ES 350. However, it is still accessible from the selected car via links, so may be relevant.

The forward recognition camera controls the flow of current to the forward recognition with heater hood sub-assembly.

If the forward recognition camera detects a malfunction in the forward recognition with heater hood sub-assembly circuit, it will store this DTC.

DTC No. Detection Item DTC Detection Condition Trouble Area
C1AAE-00 Front Recognition Camera Heater Malfunction Either of the following conditions is met after 10 seconds have elapsed since the engine switch was turned to on (IG): 
  • Short to +B detected in the forward recognition with heater hood sub-assembly circuit for 1 second or more cumulatively
  • Open or short to ground detected in the forward recognition with heater hood sub-assembly circuit for 5 seconds or more
  • Forward recognition with heater hood sub-assembly
  • Forward recognition camera
  • Wire harness or connector