DTC P0403: Exhaust Gas Recirculation Control Circuit [02/2014 - 11/2016]: Description

WARNING: This page is about a different car, the 2016 Toyota Highlander, 2015 Toyota Highlander, and 2014 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.

Refer to DTC P0401.

Refer to DESCRIPTION Refer to DTC P0401: Exhaust Gas Recirculation Flow Insufficient Detected [11/2015 - 11/2016]

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	MIL	Memory
P0403	Exhaust Gas Recirculation Control Circuit	Both of the following conditions are met: (1 trip detection logic) (a) The engine is running. (b) Any of the terminals EGR1 to EGR4 has a fixed voltage of 0 V.	Open or short in EGR valve assembly circuit EGR valve assembly Semiconductor pwr integration ECU ECM	Comes on	DTC stored