Emission Control Systems: Specifications

Valve Clearance [1]

Firing Order 1-3-4-2

Idle Speed 750 ± 100 rpm [2]
Idle Mixture [1]

[1] Not Adjustable.
[2] Refer to ADJUSTMENT PROCEDURES.

TIGHTENING TORQUE SPECIFICATIONS:

Catalyst To Center Exhaust Pipe Bolts 30 - 40 N-m (22 - 29 ft.lbs.)
Catalyst To Front Exhaust Pipe 40 - 60 N-m (29 - 43 ft.lbs.)
EGR Valve Installation Bolt 10 - 15 N-m (7.3 - 11 ft.lbs.)
EGR Temperature Sensor 10 - 12 N-m (7.3 - 8.6 ft.lbs.)
PCV Valve 8 - 12 N-m (6 - 8.6 ft.lbs.)
EGR Thermo Valve 20 - 40 N-m (15 - 30 ft.lbs.)
Oxygen Sensor 40 - 50 N-m (30 - 36 ft.lbs.)