Prelude L4-2056cc DOHC (1990)
Air/Fuel Mixture: Specifications
IDLE SPEED:
Fast Idle Speed:
Manual .................................................................................................................................................................................................. 1000-2000 rpm
Automatic ............................................................................................................................................................................................. 1000-2000 rpm
Idle Speed w/Headlights And Cooling Fan Off
Manual (California) ............................................................................................................................................................................... 770 +/- 50 rpm
Manual (49 State) ...................................................................................................................................................................................770 +/- 50 rpm
Automatic (California) .......................................................................................................................................................................... 770 +/- 50 rpm
Automatic (49 State) ............................................................................................................................................................................. 770 +/- 50 rpm
IDLE MIXTURE:
Idle CO ................................................................................................................................................................................................................. 0.1%
TIGHTENING TORQUE:
Coolant Temperature (TW) Sensor .................................................................................................................................................... 13 lb.ft. (18 Nm)
CYL Sensor Mounting Bolts ................................................................................................................................................................ 9 lb.ft. (12 Nm)
EACV Mounting Bolts ........................................................................................................................................................................... 5 lb.ft. (7 Nm)
EGR Valve ......................................................................................................................................................................................... 16 lb.ft. (22 Nm)
Fast Idle Valve Bolt ............................................................................................................................................................................... 5 lb.ft. (7 Nm)
Fuel Filter Service Bolt ........................................................................................................................................................................ 9 lb.ft. (12 Nm)
Intake Air (TA) Sensor Bolt ................................................................................................................................................................... 5 lb.ft. (7 Nm)
Oxygen Sensor w/anti-seize compound on threads ............................................................................................................................ 33 lb.ft. (45 Nm)
