QX56 V8-5.6L (VK56DE) (2004)
Oxygen Sensor: Technical Service Bulletins
Engine Control - A/F Sensor Heater/Closed Loop DTCs
Classification:
EC04-009
Reference:
ITBO4-012
Date:
March 2, 2004
2004 QX56; MIL "ON" WITH DTC P1031, P1051, P1148, P1168
A/F SENSOR HEATER / CLOSED LOOP
APPLIED VEHICLES:
2004 QX56 (JA60)
IF YOU CONFIRM:
A MIL ON" with the following DTC(s) stored:
^
P1031 / P1051 (A/F Sensor Heater), and/or
^
P1148 / P1168 (A/F Sensor Closed Loop Control),
ACTIONS:
A.
Confirm this bulletin applies:
^
Check the Current ECM Part Number.
^
Compare your Current ECM Part Number to Chart A.
If that part number does not match one in Chart A, this bulletin does not apply. Go back to ASIST for further diagnostic and repair information.
B.
Reprogram the ECM.
C.
Perform A/F Sensor test to confirm proper air fuel operation.
CLAIMS INFORMATION
Submit a Primary Failed Part (PP) line claim using the claims coding shown.
SERVICE PROCEDURE
Step A: Confirm This Bulletin Applies
1.
With CONSULT-II "ON" print the Freeze Frame data as shown.
2.
Attach this printout to the Repair Order.