Honda Prelude 1993 Service Manual page 353

ldle Control System
ldle Speed Setting (cont'dl
1O. ldle the engine for one minute with headlights {Hi}
and rear defogger ON and check the idle speed,
ldl€ speod should be;
H23A1 engine {USA: Si/Canada: SR}:
M/T 78O t 50 rpm
A/T
78O 1 50 rpm {in S
or @ posirionl
H22A1 ongino (USA: Si VTEC/Canada: SR-V):
79O t 50 rpm
F22Al engine {S):
l\illT 77O t 50 rpm
Afi
770 I 50 rpm (in S or E position)
1 1 . Turn the headlights and rear defogger off.
ldle the engine for one minute with heater tan switch
at Hl and air conditioner on, then check the idle
speeo.
ldlo speod should be;
H23Al engin€ (USA: Si/Canads: SRI:
M/T
78O t 50 rpm
N T
78O t 50 rpm (in I
or E position)
H22A1 engin€ (USA: Si VTEC/Canada: SR-VI:
79O 1 50 rpm
F22A1 engina (S):
M/T 77O i 50 rpm
N T
770 t 50 rpm lin S or @ Fosition)
NOTE: lf the idle speed is not within specification,
see System Troubleshooting Guide on page 1'l-92.
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