Honda Civic Service Manual page 386

PGM-FI System
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Chock to. poor response:
1 . S t a r t t h e e n g i n e . H o l d t h e
engine at 3,000 rpm with M in
E or E position, M/T in neu
tral untilthe radiator tan comes
o n , t h e n t u r n t h e i g n i t i o n
switch OFF.
2. Start the engine.
3. Check the MAP with the scan
tool.
ls a N4AP ot 40.0 kPa {300 mmHg,
12.0 in.Hg) or less indicated within
one second after staning the
engine?
The MAP sensor is OK st this time.
Check lor poor response:
1 . S t a r t t h e e n g i n e . H o l d t h e
engine at 3,000 rpm with M in
E or E position, M/T in neu-
tral until the radiator fan comes
o n , t h e n t u r n t h e i g n i t i o n
switch OFF.
2. Start the engine.
3. Check the MAP with the scan
tool.
ls a MAP of 40.0 kPa (300 mmHg,
12.0 in.Hg) or less indicated within
one second after starting the
engine?
Substitute a known-good ECM/
PCM and rechock. lt symptom/
indication go6s .way. .6plrce
th€ original ECM/PCM.
Manifold Absolute Pressure (MAP) Sensor ('96 Modelsl (cont'dl
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