Honda Acura NSX 1991 Service Manual page 84

VTEC
1. Connect the Service Check Connector terminals with a jumper wire as shown (the Service Check Connector is
located under the dash on the passenger side of the car).
CHECK CONNECTOR
WIRE
2. Note the CODE: the Check Engine light indicates a failure code by blinking frequency. The Check Engine light can
indicate any number of simultaneous component problems by blinking separate codes, one after another. Problem
codes 1 through 9 are indicated by a individual short blinks. Problem codes 10 through 59 are indicated by a
series of long and short blinks. The number of long blinks equals the first digit, the number of short blinks equals
the second digit.
Separate
Problems:
Short
n P r o b l e m C O D E 1
= See Problem CODE 3