DTC P0403-18: Exhaust Gas Recirculation "A" Circuit Current Below Threshold; DTC P0403-19: Exhaust Gas Recirculation "A" Circuit Current Above Threshold; DTC P1400-18: Exhaust Gas Recirculation "A" Control Circuit 2 Circuit Current Below Threshold; DTC P1400-19: Exhaust Gas Recirculation "A" Control Circuit 2 Circuit Current Above Threshold [11/2022 - ]: Description

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Refer to DTC P0400-00.

Refer to DTC P0400-00: Exhaust Gas Recirculation "A" Flow; DTC P0401-9C: Exhaust Gas Recirculation "A" Low / Insufficient Flow; DTC P0402-9B: Exhaust Gas Recirculation "A" High/Excessive Flow [11/2022 - ]

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	MIL	Note
P0403-18	Exhaust Gas Recirculation "A" Circuit Current Below Threshold	Open or short in EGR A circuit for 1 second or more (1 trip detection logic).	Open or short in EGR valve assembly circuit EGR valve assembly ECM	Comes on	SAE Code: P0489 DTC for Mexico Models: Applies
P0403-19	Exhaust Gas Recirculation "A" Circuit Current Above Threshold	Short in EGR A circuit for 1 second or more (1 trip detection logic).	Short in EGR valve assembly circuit EGR valve assembly ECM	Comes on	SAE Code: P0490 DTC for Mexico Models: Applies
P1400-18	Exhaust Gas Recirculation "A" Control Circuit 2 Circuit Current Below Threshold	Open or short in EGR B circuit for 1 second or more (1 trip detection logic).	Open or short in EGR valve assembly circuit EGR valve assembly ECM	Comes on	SAE Code: P0489 DTC for Mexico Models: Applies
P1400-19	Exhaust Gas Recirculation "A" Control Circuit 2 Circuit Current Above Threshold	Short in EGR B circuit for 1 second or more (1 trip detection logic).	Short in EGR valve assembly circuit EGR valve assembly ECM	Comes on	SAE Code: P0490 DTC for Mexico Models: Applies