Spark Plug: Installation

WARNING: This page is about a different car, the 2003 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.

Replace the spark plugs every 90,000 mi (144,000 km).

Set the spark plug gap. Bend only the side electrode if necessary. See SPARK PLUG TYPE and SPARK PLUG SPECIFICATIONS tables.

SPARK PLUG TYPE

Application	Spark Plug Type	Spark Plug No.
1.8L Except HO	Denso	SK20R11
- -	NGK	IFR6A11
1.8L HO	Denso	SR16R11
- -	NGK	IFR5A11

SPARK PLUG SPECIFICATIONS

Application

Gap - In. (mm)

Torque - Ft. Lbs. (N.m)

1.8L Except HO

⁽¹⁾ .040-.051 (1.02-1.30)

13 (18)

1.8L HO

⁽²⁾ .040-.043 (1.02-1.10)

18 (25)

⁽¹⁾	Maximum used spark plug gap - 0.051 in. (1.3 mm).

⁽²⁾	Maximum used spark plug gap - 0.047 in. (1.2 mm).

Install spark plugs. Tighten spark plugs as specified. See SPARK PLUG SPECIFICATIONS table.
Install ignition coils (3). See Figure .
Install ignition coil bolts (4). Tighten bolts to specification. See TORQUE SPECIFICATIONS .
Connect ignition coil harness connectors (1). See Figure .
Install engine cover (1). See Figure .
Install engine cover (1) bolts. Tighten bolts to specification. See TORQUE SPECIFICATIONS .