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Home >> Subaru >> 2023 >> BRZ Limited, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Engine Ignition System >> Spark Plug >> Removal >> RH Side
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RH Side

  1. Fully open the panel COMPL front hood. Ref. to REPAIR CONTENTS>NOTE>STAY ASSEMBLY FRONT HOOD .
  2. Disconnect the ground terminal from battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
  3. Perform the steps below to remove the air intake boot, and place it aside so that it does not interfere with the work.
    CAUTION: Do not disconnect the PCV hose No. 2 (a).
    1. Remove the air cleaner case. Ref. to INTAKE (INDUCTION) (H4DO)>AIR CLEANER CASE>REMOVAL .
    2. Loosen the clamp, remove the air intake boot, and place it aside so that it does not interfere with the work.
      CAUTION: Be careful not to pull out the PCV hose No. 2 (a).
    G16523197Courtesy of SUBARU OF AMERICA, INC.
  4. Remove the ECM. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>ENGINE CONTROL MODULE (ECM)>REMOVAL .
  5. Remove the front exhaust pipe. Ref. to EXHAUST (H4DO)>FRONT EXHAUST PIPE>REMOVAL .
  6. Remove the nuts which secure the engine mounting to the crossmember COMPL front.
    G16523792Courtesy of SUBARU OF AMERICA, INC.
  7. Open the claw of the clip (A) which secures the generator cord to the main fuse box and remove the generator cord.
  8. Remove the clip (B) securing the generator cord to the fuel pipe protector RH No. 1.
    G16523793Courtesy of SUBARU OF AMERICA, INC.
  9. Remove the clip securing the bulkhead wiring harness to the vehicle.
    NOTE: This procedure is required to prevent the bulkhead wiring harness from being damaged by the adjuster (ST).
    • RH side
      G16523794Courtesy of SUBARU OF AMERICA, INC.
    • LH side
    G16523795Courtesy of SUBARU OF AMERICA, INC.
  10. Remove the clip securing the hose inlet assembly to the vehicle.
    G16523796Courtesy of SUBARU OF AMERICA, INC.
  11. Remove the bolts which secure the brake vacuum pipe to the collector cover bracket No. 2.
    G16523797Courtesy of SUBARU OF AMERICA, INC.
  12. Remove the clip (A) which secures the battery cable assembly to the intake manifold assembly, and remove the clip (B) which secures the bulkhead wiring harness to the engine rear hanger.
    G16523798Courtesy of SUBARU OF AMERICA, INC.
  13. Lift the engine using the ST1, ST2, ST3, ST4, and the shackle, and install the ST5.
    1. Using the ST1, install the ST2 to the engine unit.

      Preparation tool: 

      ST1: BOLT (90119-14120)

      ST2: ENGINE HANGER NO. 1 (12281-38150)

      Tightening torque: 

      43 N.m (4.4 kgf-m, 31.7 ft-lb)

      G16523799Courtesy of SUBARU OF AMERICA, INC.
    2. Set the ST3, ST4, and the shackle to the vehicle.
      CAUTION:
      • Use a shackle with the load capacity of 250 kg (551 lb) or more.
        G06654884Courtesy of SUBARU OF AMERICA, INC.
      • Set the ST3, ST4, and the shackle at the locations shown in the figure.

      Preparation tool: 

      ST3: ENGINE HANGER (99099AJ000)

      ST4: ADJUSTER (18679AA020)

      General tool: 

      Shackle

      G16523801Courtesy of SUBARU OF AMERICA, INC.
      (A) Shackle
    3. Turn the handle clockwise to lift the engine gradually and set the ST5 between the engine mounting and crossmember COMPL front.
      CAUTION:
      • To prevent damage to the threaded portion of the handle, apply grease or lubricants to the threaded portion before starting the work.
      • When lifting up the engine unit, pay attention to the clearance of each part and be careful not to lift the engine too much, in order to prevent damaging the vehicle.
      • When the engine unit is lifted, #4 part of the intake manifold assembly and hose pressure suction contact lightly. Insert a cloth, etc. between #4 part of the intake manifold assembly and hose pressure suction for protection.

      Preparation tool: 

      ST5: STAND ASSY (18632AA020)

      G16523802Courtesy of SUBARU OF AMERICA, INC.
      G16523940Courtesy of SUBARU OF AMERICA, INC.
    4. Turn the handle counterclockwise to lower the engine gradually and remove the ST3, ST4, and the shackle.
      CAUTION: After lowering the engine, rock the engine to check that the ST5 does not come off.
    G16523805Courtesy of SUBARU OF AMERICA, INC.
    G16523801Courtesy of SUBARU OF AMERICA, INC.
    (A) Shackle
  14. Remove the ignition coil (RH side). Ref. to IGNITION (H4DO)>IGNITION COIL>REMOVAL>RH SIDE .
  15. Remove the spark plug (RH side).
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