P0400

DTC P0400 EXHAUST GAS RECIRCULATION FLOW MALFUNCTION





SYSTEM DIAGRAM





WIRING DIAGRAM






DETECTING CONDITION






DTC CONFIRMATION PROCEDURE


WARNING:
- When performing a road test, select a place where there is no traffic or possibility of a traffic accident and be very careful during testing to avoid occurrence of an accident.
- Road test should be carried out with 2 persons, a driver and a tester, on a level road.

NOTE: Check to make sure that following conditions are satisfied when using this DTC CONFIRMATION PROCEDURE.
- Intake air temp.: between -14°C and 70°C (6.8°F and 158°F).
- Atmospheric pressure: higher than 540 mmHg
- (Altitude: lower than 2,790 m (9,150 ft)).






TROUBLESHOOTING