Honda Acura NSX 1991 Service Manual page 91

Flowchart ----Oil Pressure Switch -
-Troubleshooting
(Rear) Check Engine indicates code.
(Front) or
2
Switch circuit.
Disconnect the 2P connector from
the oil pressure switch.
Check for continuity between BLU
(Front) or BLWBLK (Rear) terminal
and body ground.
I
Does continuity exist 7
Y E S
Connect the ECU test harness.
Check for continuity between BLU
(Front) or BLU/BLK (Rear) terminal
and F2 (Front) or F4 (Rear)
terminal.
Does continuity exist ?
Y E S
(To page 6-18)
1
(Front and Rear
BLU (Front) or BLU/BLK (Rear)
Repair open in BLU (Front) or
connector and body ground.
F2
Repair open in BLU (Front) or
ECU and 2P connector.
5 2 (Real
2 2 (Front),
F4
(cont'd)
6-17