Range Rover (LM) V8-4398cc 4.4L (M62) (2003)
Oxygen Sensor: Customer Interest
Engine Controls - MIL ON/DTC's P0134/P0154 Set
No: LTB00185
Issue: 1
Date: 27 FEB 2009
SECTION: 303
Engine MIL Illuminated with DTC P0134 and / or P0154 Stored - Repair Procedure
AFFECTED VEHICLE RANGE
CONDITION SUMMARY:
Situation:
The engine Malfunction Indicator Lamp (MIL) may be illuminated with Diagnostic Trouble Code (DTC) P0134 and / or P0154 stored in the Engine
Control Module (ECM). This may be caused by air or water entering the oxygen sensor connectors.
NOTE:
Replacement of an oxygen sensor(s) must only be done if it is determined that there is no oxygen sensor activity as indicated by Land Rover IDS
monitoring.
Action:
In the event of the above, refer to the Repair Procedure outlined below to monitor oxygen sensor activity, replace sensor(s) if necessary, and seal the
oxygen sensors rubber boots.
PARTS
TOOLS
WARRANTY
REPAIR PROCEDURE
MONITOR OXYGEN SENSOR ACTIVITY