P0172

DTC P0172: Fuel System Too Rich (Bank 1)

DTC P0171 / P0172: Fuel System Too Lean / Rich (Bank-1):

DTC Detecting Condition and Trouble Area

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 the following conditions are satisfied when using the DTC Confirmation Procedure.
- Intake air temperature: between -10 °C and 60 °C (14 °F and 140 °F)
- Altitude (barometric pressure): 2400 m, 8000 ft or less (560 mmHg, 75 kPa or more)

1. With ignition switch OFF, connect scan tool.
2. Turn ON ignition switch and clear DTC using scan tool
3. Start engine and warm up to normal operating temperature.
4. Operate vehicle within freeze frame data condition as noted for 5 min.
5. Stop vehicle and check DTC and pending DTC.

Steps 1 - 6:

Steps 7 - 9:

DTC Troubleshooting