DTC Detection Logic

DTC No.

Trouble diagnosis content

DTC detecting condition

Possible cause

P2100

Throttle control motor relay circuit open

ECM detects a 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

Throttle control motor relay circuit short

ECM detect the throttle control motor relay is stuck ON.

• Harness or connectors

  (Throttle control motor relay circuit is shorted)

• Throttle control motor relay