Pathfinder SE 2WD V6-3.5L (VQ35) (2001)
Oxygen Sensor: All Technical Service Bulletins
MIL ON - DTC P0138/P0139/P0140 or P0158/P0159/P0160
Classification:
EC01-036
Reference:
NTB02-006
Date:
January 15, 2002
2001 PATHFINDER; MIL "ON" WITH REAR OXYGEN SENSOR DTC P0138-P0140 OR P0158-P0160 STORED
APPLIED VEHICLE:
2001 Pathfinder (R50)
SERVICE INFORMATION
If an applied vehicle has a MIL "ON" with one of the following DTCs stored:
^
P0138
^
P0139
^
P0140
^
P0158
^
P0159
^
P0160
The cause may be a broken or cracked rear oxygen sensor element.
SERVICE PROCEDURE
1.
Use CONSULT-II SELF DIAGNOSIS to determine the stored DTCs.
2.
Replace the oxygen sensor at the incident cylinder bank(s) indicated by the stored DTC listed in CONSULT-II. Refer to the Parts Information
section to determine the correct oxygen sensor to be installed.
3.
Use CONSULT-II to determine the ECM P/N (in the vehicle).
A.
If the ECM P/N is one of those listed under "CURRENT ECM P/N" in the table shown, reprogram the ECM to the "NEW ECM P/N" listed
in the table.
B.
If the ECM P/N is NOT one of those listed under "CURRENT ECM P/N" in the table, do not reprogram the ECM. Return the vehicle to the
customer after replacing the oxygen sensors.