DTC Detection Logic

DTC No.

Trouble diagnosis name

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P2100

ETC MOT PWR-B1

[Throttle control motor relay circuit open (bank 1)]

ECM detects that the voltage of power source for throttle control motor is excessively low.

• Harness or connectors

  (Throttle control motor relay circuit is open)

• Throttle control motor relay

P2103

ETC MOT PWR

(Throttle control motor relay circuit short)

ECM detects that the throttle control motor relay is stuck ON.

• Harness or connectors

  (Throttle control motor relay circuit is shorted)

• Throttle control motor relay