Saturday, October 6, 2018

***Acura TSX V6-3.5L Technical Service Bulletin # 09-012 Date 110607


***Acura TSX V6-3.5L Technical Service Bulletin # 09-012 Date 110607



Engine Controls - False 'Check Engine Oil Level' Message



09-012



June 7, 2011



Applies To



2007-11 MDX - ALL



2009-10 RL-ALL



2009-11 TL-ALL



2010 TSX V6-ALL



2010-11 ZDX-ALL



MID or Navi Shows a Check Engine Oil Level Message, Low Oil Pressure



Indicator May Be On



(Supersedes 09-012, dated January 15, 2010; see REVISION SUMMARY)



REVISION SUMMARY



This service bulletin was revised extensively. American Honda recommends that you review all sections thoroughly.



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 engine oil pressure switch is faulty.



CORRECTIVE ACTION



Replace the engine oil pressure switch. For 2007 and early production 2008 MDXs, also check the PGM-FI software and, if necessary, update it with



the HDS.



PARTS INFORMATION



NOTE



On 2007 MDXs and early-production 2008 MDXs, the threads of the oil pressure switch are different than all the other models listed, including



later MDXs. To make sure you install the correct switch, use the oil pump ID information in step 3 of the REPAIR PROCEDURE.



SOFTWARE INFORMATION



NOTE



Only the 2007-08 MDXs may need a software update; see step 12.



HDS Software Version



2.020.018 (December 2009) (green) or later.



Control Module (CM) Update



Database Update 27-NOV-2009 or later.



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NOTE



To avoid an incorrect repair that would not be covered under warranty, use the software version listed above or a later version.



The updated PGM-FI software program IDs and PNs are shown below. If the HDS or MVCI is loaded with the latest software, and it displays No



Update Needed during the update, the software for this service bulletin is already installed.



WARRANTY CLAIM INFORMATION



The normal warranty applies.



Failed Part PN 37240-RDM-A01



Defect Code 03214



Symptom Code 03205



Skill Level Repair Technician



REPAIR PROCEDURE



1. Start the engine, turn the steering wheel fully to the right, then shut off the engine.



2. Raise the vehicle on a lift, and make sure it's securely supported.



3. 2007-08 MDX Detach the front clip from the right front inner fender. Pull back the edge of the inner fender, and look for an R72 mark on the



right side of the oil pump



^ If the oil pump has the R72 mark, use PN 37240-R72-A01 for the new engine oil pressure switch.



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^ If the oil pump does not have the R72 mark, use PN 37240-RDM-A01 for the new engine oil pressure switch.



4. 2007-08 MDX Reattach the front clip to the right front inner fender.



5. TL and TSX V6 Remove the front subframe middle mount.



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6. For easier removal of the engine oil pressure switch, disconnect the rocker arm oil pressure switch connector.



7. Disconnect the engine oil pressure switch connector, then remove the switch.



8. Remove any liquid gasket from in or around the switch hole.



9. Apply a very thin layer of liquid gasket to the threads of the new switch. R72 switch only Install a new 0-ring. Install the switch, and torque it to



18 N.m (13 lb.ft).



10. Reconnect the engine oil pressure switch connector and the rocker arm oil pressure switch connector.



11. TL and TSX V6 Reinstall the front subframe middle mount with new bolts, and tighten them to the following specifications



^ Tighten the two 10 x 1.25 mm (side bolts) to 49 N.m (36 lb.ft).



^ Tighten the 12 x 1.25 mm bolt (lower) to 44 N.m (33 lbf.ft).



12. 2007-08 MDX Make sure the vehicle has the following software (or later) loaded. If it doesn't, update the PGM-FI software.