Timing Chain Assembly: Removal

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

NOTE:

When replacing the single part, perform the work with the engine installed to body.
To avoid mixing the timing chain component parts, separate each part after their removal.

Drain the engine oil. Ref. to REPLACEMENT , Engine Oil.
Remove the radiator. Ref. to REMOVAL , Radiator.
Remove the V-belts. Ref. to REMOVAL , V-belt.
Remove the crank pulley. Ref. to REMOVAL , Crank Pulley.
Remove the chain cover. Ref. to REMOVAL , Chain Cover.
Remove the chain tensioner (RH).
NOTE: When removing chain tensioner (RH), hold the plunger by hand so that it does not come flying out.

Fig 1: Locating Chain Tensioner (RH) Bolts
Courtesy of SUBARU OF AMERICA, INC.
Remove the chain guide (RH: between cams).

Fig 2: Locating Chain Guide Bolts
Courtesy of SUBARU OF AMERICA, INC.
Remove the chain tensioner lever (RH).

Fig 3: Locating Chain Tensioner Lever (RH)
Courtesy of SUBARU OF AMERICA, INC.
Remove the chain guide (RH).

Fig 4: Locating Chain Guide (RH)
Courtesy of SUBARU OF AMERICA, INC.
Remove the timing chain (RH).
Remove the chain tensioner (LH).
NOTE: When removing chain tensioner (LH), hold the plunger by hand so that it does not come flying out.

Fig 5: Locating Chain Tensioner (LH) Bolts
Courtesy of SUBARU OF AMERICA, INC.
Remove the chain guide (LH: between cams).

Fig 6: Locating Chain Guide Bolts
Courtesy of SUBARU OF AMERICA, INC.
Remove the chain tensioner lever (LH).

Fig 7: Locating Chain Tensioner Lever (LH)
Courtesy of SUBARU OF AMERICA, INC.
Remove the chain guide (LH).

Fig 8: Locating Chain Guide (LH) Bolts
Courtesy of SUBARU OF AMERICA, INC.
Remove the timing chain (LH).
Remove the chain tensioner (main).
NOTE: When removing chain tensioner (main), hold the plunger by hand so that it does not come flying out.

Fig 9: Locating Chain Tensioner (Main) Bolts
Courtesy of SUBARU OF AMERICA, INC.
Remove the chain guide (main).

Fig 10: Locating Chain Guide (Main)
Courtesy of SUBARU OF AMERICA, INC.
Remove the chain tensioner lever (main).

Fig 11: Locating Chain Tensioner Lever (Main)
Courtesy of SUBARU OF AMERICA, INC.
Use the ST to lock the idler sprocket, and loosen the idler sprocket bolt.
Remove the idler sprocket bolts, and remove the idler sprocket and timing chain (main).

Fig 12: Identifying Idler Sprocket Bolts, Idler Sprocket And Timing Chain (Main)
Courtesy of SUBARU OF AMERICA, INC.

ST1 18355AA000 PULLEY WRENCH

ST2 18334AA000 PULLEY WRENCH PIN SET