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Home >> Acura >> 2024 >> MDX Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Electrical Component Locator And Service Information : Catalytic Converter/Turbocharger Area (3.0L Engine)) >> Exploded View >> Catalytic Converter/Turbocharger Area (3.0L Engine) >> Repair Procedure

Repair Procedure

WARNING: This page is about a different variant/trim than selected.

How to use this service information .

NOTICE: 

When working with a vehicle equipped with the electronic air suspension, be sure to set it to the leveling off mode to prevent unexpected operation. Refer to the Electronic Air Suspension System Service Precautions - Refer to: Electronic Air Suspension System Connector Fitting Precautions or Electronic Air Suspension System Service Precautions for the procedure.

GHH659885Courtesy of HONDA, U.S.A., INC.

: Torque, N.m (lbf.ft)

: Replace

: Warning/Caution

: Inspection/Adjustment

*: Learning

: SPL Tool

: Required Removal

GHH659886Courtesy of HONDA, U.S.A., INC.

: Torque, N.m (lbf.ft)

: Replace

: Warning/Caution

: Inspection/Adjustment

*: Learning

: SPL Tool

: Required Removal

GHH659887Courtesy of HONDA, U.S.A., INC.

: Torque, N.m (lbf.ft)

: Replace

: Warning/Caution

: Inspection/Adjustment

*: Learning

: SPL Tool

: Required Removal

*1: Replace the break head band if it was used.

*2: 22

*3: 23-25

GHH659888Courtesy of HONDA, U.S.A., INC.

: Torque, N.m (lbf.ft)

: Replace

: Warning/Caution

: Inspection/Adjustment

*: Learning

: SPL Tool

: Required Removal

GHH659889Courtesy of HONDA, U.S.A., INC.

: Torque, N.m (lbf.ft)

: Replace

: Warning/Caution

: Inspection/Adjustment

*: Learning

: SPL Tool

: Required Removal

GHH659890Courtesy of HONDA, U.S.A., INC.

: Torque, N.m (lbf.ft)

: Replace

: Warning/Caution

: Inspection/Adjustment

*: Learning

: SPL Tool

: Required Removal

GHH659891Courtesy of HONDA, U.S.A., INC.

: Torque, N.m (lbf.ft)

: Replace

: Warning/Caution

: Inspection/Adjustment

*: Learning

: SPL Tool

: Required Removal

  1. A.-

    Key Information 

    Do the following before starting your work.

    Remove: 

    Sub-Procedure 

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    Removal/Installation 

    Tool Details 

    Name
    a O2 Sensor Wrench (Snap-on S6176 or equivalent)
  2. B.-

    Key Information 

    Do the following before starting your work.

    Remove: 

    Sub-Procedure 

    GHH659893Courtesy of HONDA, U.S.A., INC.

    Removal/Installation 

    Tool Details 

    Name
    a O2 Sensor Wrench (Snap-on S6176 or equivalent)
  3. C.-

    Sub-Procedure 

    GHH659894Courtesy of HONDA, U.S.A., INC.

    Removal/Installation 

    Tool Details 

    Name
    a O2 Sensor Wrench (Snap-on S6176 or equivalent)
  4. D.-

    Sub-Procedure 

    GHH659895Courtesy of HONDA, U.S.A., INC.

    Installation 

    • Refer to the figure.
  5. E.-

    Sub-Procedure 

    GHH659896Courtesy of HONDA, U.S.A., INC.

    Installation 

    1. Tighten the bolt (a) and the bolt (b) until the oil feed pipe sits on the turbocharger and the engine block.

    Lubricant Specifications 

    Position Type
    b Threads Engine Oil
    Flange

    2. Tighten the bolt (a) to the specified torque.

    3. Set the washer portion (c) to the direction (d).

    4. Tighten the bolt (b) to the specified torque.

    5. Make sure the washer is positioned within area (e) as shown.

  6. F.-

    Preconditions 

    Key Information 

    Do the following before starting your work.

    Remove: 

    After Installation 

  7. G.-

    Preconditions 

    Key Information 

    Do the following before starting your work.

    Remove: 

    After Installation 

  8. H.-

    Key Information 

    Do the following before starting your work.

    Remove: 

  9. I.-

    Preconditions 

    Key Information 

    Do the following before starting your work.

    Remove: 

    Sub-Procedure 

    Installation 

    1. Clean the turbocharger flange surface (a) and the three way catalytic converter flange surface (b) with a rag and parts cleaner. (Figure 1)

    NOTICE: 

    • Do not spray parts cleaner directly on the turbocharger and the three way catalytic converter.
    • Use a commercially available parts cleaner.

    Figure 1 

    GHH659897Courtesy of HONDA, U.S.A., INC.

    2. Align the gasket tab (c) and the converter rib (d) with the band head (e) properly positioned (f). (Figure 2)

    NOTICE: 

    Do not remove the band bolt as the band will deform if it is opened more than necessary.

    Specifications (Figure 2) 

    Specification
    f 15 deg.

    Tightening Procedure (Figure 2) 

    Step Operation Object Detail
    1 Temporarily Tighten All Bolts -> ->
    2 Tighten All Bolts -> ->

    Figure 2 

    GHH659904Courtesy of HONDA, U.S.A., INC.

    After Installation 

  10. J.-

    Key Information 

    Do the following before starting your work.

    Remove: 

    Sub-Procedure 

    GHH659905Courtesy of HONDA, U.S.A., INC.

    Installation 

    NOTE:  When installing the break head band, do the following procedure.

    1. Tighten the break head bolt until the bolt head (a) is twisted off completely.

    NOTICE: 

    Do not use an air tool.

    2. Make sure the stopper end (b) contacts the housing end (c) after tightening the break head bolt.

  11. K.-

    Key Information 

    Do the following before starting your work.

    Remove: 

  12. L.-

    Preconditions 

    Key Information 

    Do the following before starting your work.

    Remove: 

    Sub-Procedure 

    Installation 

    • Installing the turbo inlet front pipe in the following procedures.

    Tightening Procedure 

    Step Operation Object Detail
    1 Temporarily Tighten All Bolts ->
    2 Tighten All Bolts ->
    GHH659910Courtesy of HONDA, U.S.A., INC.

    After Installation 

  13. M.-

    Preconditions 

    Sub-Procedure 

    Installation 

    • Installing the turbo inlet rear pipe in the following procedures.

    Tightening Procedure 

    Step Operation Object Detail
    1 Temporarily Tighten All Bolts ->
    2 Tighten All Bolts ->
    GHH659915Courtesy of HONDA, U.S.A., INC.

    After Installation 

  14. N.-

    Sub-Procedure 

    Installation 

    • Installing the exhaust front chamber in the following procedures.

    Tightening Procedure 

    Step Operation Object Detail
    1 Temporarily Tighten All Bolts and Nuts -> -> ->
    2 Tighten All Bolts and Nuts -> -> ->
    GHH659924Courtesy of HONDA, U.S.A., INC.
  15. O.-

    Key Information 

    Do the following before starting your work.

    Remove: 

  16. P.-

    Sub-Procedure 

    Installation 

    • Installing the exhaust rear chamber in the following procedures.

    Tightening Procedure 

    Step Operation Object Detail
    1 Temporarily Tighten All Bolts and Nuts -> -> ->
    2 Tighten All Bolts and Nuts -> -> ->
    GHH659933Courtesy of HONDA, U.S.A., INC.
  17. Q.-

    Preconditions 

    Sub-Procedure 

    Installation 

    • Installing turbocharger bracket B in the following procedures.

    Tightening Procedure 

    Step Operation Object Detail
    1 Temporarily Tighten All Bolts ->
    2 Tighten All Bolts ->
    GHH659938Courtesy of HONDA, U.S.A., INC.

    After Installation 

  18. R.-

    Preconditions 

    Key Information 

    NOTE:  For the removal and installation procedure, refer to Turbocharger Removal and Installation and the sub-procedure below.

    Sub-Procedure 

    NOTICE: 

    Hold the turbocharger at an area other than the turbocharger wastegate control actuator (a). (Figure 1)

    Figure 1 

    GHH659939Courtesy of HONDA, U.S.A., INC.

    Installation 

    1. Install turbocharger bracket B. (Figure 2)

    Tightening Procedure (Figure 2) 

    Step Operation Object Detail
    1 Tighten b Specified Torque

    Figure 2 

    GHH659940Courtesy of HONDA, U.S.A., INC.

    2. Temporarily install the turbo inlet front pipe and the turbo inlet rear pipe. (Figure 3)

    Tightening Procedure (Figure 3) 

    Step Operation Object Detail
    1 Temporarily Tighten All Bolts Until the gaskets are compressed

    Figure 3 

    GHH659941Courtesy of HONDA, U.S.A., INC.

    3. Install the turbocharger in the following procedures. (Figure 4 and 5)

    Tightening Procedure (Figure 4 and 5) 

    Step Operation Object Detail
    1 Temporarily Tighten c Until the gaskets are compressed
    2 Tighten d Specified Torque
    3 Tighten c -> -> ->

    Figure 4 

    GHH659946Courtesy of HONDA, U.S.A., INC.

    Figure 5 

    GHH659947Courtesy of HONDA, U.S.A., INC.

    After Installation 

  19. S.-

    Sub-Procedure 

    GHH659948Courtesy of HONDA, U.S.A., INC.

    Installation 

    Installation Directions 

    Position Direction
    a Up