Sonata V6-3.3L (2006)
Oxygen Sensor: Technical Service Bulletins
Engine Controls - P0300-P0306/O2 Sensor DTC Diagnostics
Group FUEL SYSTEM
Number 10-FL-012
Date OCTOBER, 2010
Model
3.3L SANTA FE AND SONATA,
3.8L ENTOURAGE, AZERA, AND VERACRUZ
Subject
P0300-P0306 AND/OR FRONT OXYGEN SENSOR DTC(S)
This bulletin supersedes TSB# 08-FL-002-1 to correct model year and OP Code time.
DESCRIPTION:
This bulletin provides diagnostic procedures for 2006-2009 vehicles with 3.3L/3.8L engines and the following DTC stored:
P0300-P0306 engine misfire DTC and Freeze Frame Data Fuel Trim of at least - 20% indicating rich shift.
or any of the following 02 sensor DTC(s):
^ P0132/P0152 - Front 02 sensor high voltage
^ P0134/P0154 - Front 02 sensor no activity detected
^ P2196/P2198 - Front 02 sensor stuck rich
^ P2A00/P2A03 - Front 02 sensor no activity
APPLICABLE VEHICLES:
^ 2006-2009 3.3L Santa Fe and Sonata
^ 2006-2009 3.8L Entourage, Azera, and Veracruz
SERVICE PROCEDURE:
1. DTC P0300-P0306 Misfire but no 02 sensor DTC stored:
Inspect the Freeze Frame Data for either the Long Term or Short Term Fuel Trim shifted -20% or more at a particular bank. The following example
illustrates the fuel trim of -20% or more occurred at Bank-1 only: