Emission Control Systems: Specifications

Valve Clearance [1]

Firing Order 1-3-4-2

Idle Speed [2]
M/T 750 ± 100 rpm
A/T 750 ± 100 rpm

Idle Mixture .1 - .3% CO [2]

[1] The intake and exhaust valves are not adjustable. The Jet valve clearance is adjustable. Clearance is 0.25 mm (0.010 in.), and should be adjusted with the engine warm.
[2] Refer to ADJUSTMENT PROCEDURES.

TIGHTENING TORQUE SPECIFICATIONS:

Catalyst To Front Exhaust Pipe Bolts 30 - 40 N-m (22 - 29 ft.lbs.)
Catalyst To Center Exhaust Pipe Bolts 40 - 60 N-m (30 - 44 ft.lbs.)
EVAP/EGR Thermo Valve 20 - 40 N-m (15 - 30 ft.lbs.)
EGR Valve Attaching Bolt 19 - 28 N-m (14 - 20 ft.lbs.)
Oxygen Sensor 40 - 50 N-m (29 - 36 ft.lbs.)
Sec. Air Pipe Control Valve Side Joint 50 - 60 N-m (37 - 44 ft.lbs.)
Sec. Air Pipe Ex. Manifold Side Joint 70 - 100 N-m (52 - 74 ft.lbs.)