Emission Control Systems

Valve Clearance (COLD)
Intake 0.15mm (0.006 in.) - 0.25mm (0.010 in.)
Exhaust 0.20mm (0.008 in.) - 0.30mm (0.012 in.)

Firing Order 1-3-4-2

Idle Speed 800 rpm [1]
Idle Mixture [2]

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

TIGHTENING TORQUE SPECIFICATIONS:

Main Catalyst To Exhaust Pipe Bolts And Nuts 43 N-m (32 ft.lbs.)
Main Catalyst To Front Exhaust Pipe Bolts And Nuts 43 N-m (32 ft.lbs.)
Center Exhaust Pipe To Catalyst Bolts And Nuts 43 N-m (32 ft.lbs.)
Distributor Hold Down Bolts 20 N-m (14 ft.lbs.)
EGR Valve To Intake Manifold Bolts 13 N-m (9 ft.lbs.)