Engine; Electrical System - Subaru 2005 Impreza Owner's Manual

Engine

Engine model
Engine type
Displacement cc (cu-in)
Bore × Stroke in (mm)
Compression ratio
Firing order

Electrical system

Battery type and MT
capacity (5HR)
AT
Alternator
Spark plugs
AT: Automatic transmission
MT: Manual transmission
EJ253
(2.5-liter, SOHC, non-turbo)
Horizontally opposed, liquid cooled 4 cylinder, 4-stroke gasoline engine
2,457 (150)
3.9 × 3.1 (99.5 × 79.0)
10.0 : 1
With 2.5-liter non-turbo engine
With 2.0-liter turbo engine
2.5-liter non-turbo and
2.0-liter turbo engine
2.5-liter turbo engine
2.5-liter non-turbo engine
2.0-liter turbo engine
2.5-liter turbo engine
EJ205 (2.0-liter, DOHC, turbo) EJ257 (2.5-liter, DOHC, turbo)
1,994 (122)
3.6 × 2.9 (92.0 × 75.0)
8.0 : 1
1 – 3 – 2 – 4
Specifications
2,457 (150)
3.9 × 3.1 (99.5 × 79.0)
8.2 : 1
12V-48AH (55D23L)
12V-52AH (75D23L)
12V-52AH (65D23L)
12V-75A
12V-90A
FR5AP-11
PFR6G (NGK)
IFLR6B (NGK)
– CONTINUED –
12-3