MDX V6-3.7L (2007)
Engine Control Module: Customer Interest
Engine Controls - Engine Oil Level Message ON Display
09-012
January 15, 2010
Applies To:
2007-09 MDX - ALL
MID or Navi Shows a Check Engine Oil Level Message, Low Oil Pressure
Indicator May Be On
(Supersedes 09-012, dated June 17, 2009, to revise the information marked by the black bars and asterisks)
*REVISION SUMMARY
^
In Applies To and under PARTS INFORMATION, the range was expanded to include all 2007-09 MDXs.
^
Under PROBABLE CAUSE, the reason for this service bulletin was clarified.
^
Under CORRECTIVE ACTION, a PGM-FI software update was added.
^
A SOFTWARE INFORMATION section was added for the PGM-FI software update.
^
Under WARRANTY INFORMATION and REPAIR PROCEDURE, a PGM-FI software update was added.*
SYMPTOM
With a normal engine oil level, a "check engine oil level" message appears on the MID or the navigation screen. The low oil pressure indicator on the
instrument panel may also be on.
PROBABLE CAUSE
*The PCM misinterprets the engine oil pressure input.*
CORRECTIVE ACTION
*Replace the engine oil pressure switch, then update the PGM-FI software with the HDS.*
PARTS INFORMATION
*NOTE:
On 2007 MDXs and early-production 2008 MDXs, the threads of the oil pressure switch are different than those on later 08 MDXs and 09 MDXs.*
To make sure you install the correct switch, use the oil pump ID information (see step 3 of REPAIR PROCEDURE).
*SOFTWARE INFORMATION
HDS Software Version:
2.020.018 (December 2009) (green) or later. Control Module (CM) Update:
Database Update 27-NOV-2009 or later.
NOTE:
To avoid an incorrect repair that would not be covered under warranty, use the software version listed above or a later version.
