Honda Acura NSX 1991 Service Manual page 218

PG M - FI Control System
-Troubleshooting Flowchart
Measure voltage between D17
minal.
S u b s t i t u t e a k n o w n - g o o d
ECU and recheck. If symptom/
indication goes away, replace
the original ECU.
11-42
MAP Sensor (cont'd)
(From page 1 l-41 )
Replace MAP sensor.