
blinks while Service Check
D indicator
light
Blinks
Refer to
1 4 - 6 4
Possible Cause
Symptom
l
Disconnected NC speed sensor
connector
l
Short or open in the NC speed
sensor wire
l
Lock-up clutch does not engage.
l
Disconnected water temperature
sensor connector
l
Short or open in the water
temperature sensor wire
l
Faulty water temperature sensor
l
Disconnected gauge assembly
connector
. Short or open in tachometer wire
l
Faulty tachometer
l
Short or open in FAS wire
l
Trouble in PGM-FI unit
l
Disconnected NM speed sensor
connector
l
Short of open in NM speed
sensor wire
l
Lock-up clutch does not engage.
1 4 - 6 6
10
Blinks
l
Lock-up clutch does not engage.
1 4 - 6 7
11
OFF
l
Faulty NM speed sensor
l
Disconnected linear solenoid
connector
l
Short or open in linear solenoid
wire
l
Faulty linear solenoid
l
Transmission jerks hard when
shiftina.
1 4 - 6 8
OFF
OFF
l
Transmission jerks hard when
shifting.
1 4 - 7 0
l
Transmission jerks hard when
shifting
l
Lock-up clutch does not engage.
1 4 - 7 3
Blinks
If the self-diagnosis D indicator light does not blink, perform an inspection according to the table listed below.
Symptom
Probable Cause
D indicator light does not come on for 2 seconds after ignition is first
Ref. page
14-74
D indicator light is on steady, not blinking whenever the ignition is on.
14-76
Lock-up clutch does not have duty operation (ON-OFF).
Lock-up clutch does not engage.
Fails to shift from 2nd to 1st gear after releasing the brake pedal from
a stop when in the D position.
Check
signal
with
on
Check brake light
signal.
14-77
14-78
l
If a customer describes the symptoms for codes
or 11, yet the D indicator light is not blinking, it will be necessary to
ate the symptom by test driving, and then checking the D indicator light with the ignition still ON.
l
If the D indicator light displays codes
or 16, check first the No.
and 18 fuse before electrical
If any of the fuses have blown, repair them and then recheck.
l
If the D indicator light displays codes other than those listed above or stays lit continuously, the control unit is faulty.
l
Sometimes the D indicator light and the Check Engine light may come on simultaneously. If so, check the PGM-FI system ac
cording to the number of blinks on the PGM-FI ECU self-diagnosing indicator, then reset the memory by removing the
fuse in the main relay box for more than IO seconds. Drive the vehicle for several minutes at speed over 30 mph (50 Km/h)
then recheck the lights.
NOTE: Disconnecting the CLOCK fuse also cancels the radio preset stations and the clock setting. Make note of the
before removina the fuse so vou can reset them.
Summary of Contents for Acura NSX 1991
Page 1: ... j s _ _ ...
Page 3: ......
Page 22: ...Special Tools Individual tool lists are located at the front of each section ...
Page 23: ...Specifications Standards and Service Limits 3 2 Design Specifications 3 l 1 ...
Page 39: ...Body Specifications m I 1 175 46 3 Unit mm in ...
Page 40: ...Maintenance Lubrication Points 4 2 Maintenance Schedule 4 4 ...
Page 42: ... 13 I 0 4 3 ...
Page 60: ...Engine Removal Installation ...
Page 81: ...lr I 6 7 ...
Page 191: ... n EilEli3 A A A Cl51 c4 BLU 1 TACHO METER CONNECTOR Cl61 C478 C488 REDlYEL YELlRED J A GlOl ...
Page 193: ... PGM FI 1 IDLE CONTROL 1 FUEL SUPPLY 1 EMISSION CONTROL II 17 ...
Page 207: ...II 31 ...
Page 211: ...I I 35 ...
Page 219: ... cont d II 43 ...
Page 235: ...1 l 59 ...
Page 255: ...11 79 ...
Page 285: ...1 l 109 ...
Page 434: ...t 14 46 ...
Page 477: ...14 95 ...
Page 482: ...Illustrated Index L Side Cover 14 100 ...
Page 484: ...Illustrated Index Transmission Housing 14 102 ...
Page 486: ...Illustrated Index Torque Converter Housing Valve Body ...
Page 527: ...3 Assemble the transmission in the following numbered sequence Replace cont dl ...
Page 551: ......
Page 698: ...9 Nom 0 9 kg m 7 lb ft REAR 9 Nom 0 9 kg m 7 lb ft ...
Page 724: ...19 37 ...
Page 766: ...19 79 ...
Page 888: ...Frame Repair Chart 20 62 ...
Page 893: ...22 5 ...
Page 937: ...22 49 ...
Page 950: ...Blower 22 62 ...
Page 971: ...22 83 ...
Page 1003: ... JND WIRE EN NE GROUND WIRE B ...
Page 1005: ... lzl A ENGINE W I R E H A R N E S S cont d 23 l 9 ...
Page 1007: ... rl p173 5 Cl34 Cl32 Ti03 23 21 ...
Page 1009: ...C2bl c262 I C203 cont d 23 23 ...
Page 1011: ... rl SUB RELAY BOX A cont d 23 25 ...
Page 1013: ...FRONT COMPAR 23 27 J ...
Page 1015: ...e RIGHT RETRACTOR SUB HARNESS I LEFT RETRACTOR SUB HARNESS I ...
Page 1019: ...C466 C465 C468 C464 c473 FLOOR WlFiE HARNESS co d 23 33 ...
Page 1021: ... ITI RETRACTABLE HEADLIGHT CONTROL UNIT i FLOOR WIRE HARNESS 23 35 ...
Page 1023: ...MAIN FUSE BOX I 23 37 ...
Page 1027: ...DRIVER S DOOR WIRE HARNESS PASSENGER S DOOR WIRE 23 41 ...
Page 1029: ...SRS CONTROL UN FUEL TANK WIRES 23 43 ...
Page 1097: ......
Page 1275: ...1 ACTUATOR ASSEMBLY SPEED SENSOR 23 l 33 ...
Page 1336: ......
Page 1338: ......
Page 1340: ......
Page 1342: ......
Page 1344: ......
Page 1346: ......
Page 1348: ......
Page 1350: ...j ...
Page 1352: ......
Page 1354: ......
Page 1356: ......
Page 1358: ......
Page 1360: ......
Page 1362: ......
Page 1364: ......
Page 1366: ......
Page 1368: ......
Page 1370: ......
Page 1372: ......
Page 1374: ......
Page 1376: ......
Page 1378: ......
Page 1380: ... e ...
Page 1382: ......
Page 1384: ......
Page 1386: ......
Page 1388: ......
Page 1390: ......
Page 1392: ... ...
Page 1394: ......
Page 1396: ......
Page 1398: ......
Page 1400: ......
Page 1402: ......
Page 1404: ......
Page 1406: ......
Page 1408: ......
Page 1410: ... ...
Page 1412: ......
Page 1413: ... I 8 t 0 0 L Inm ...
Page 1414: ...4B ...
Page 1415: ... I f ...
Page 1416: ......
Page 1417: ...cted System Connectors ...
Page 1418: ......
Page 1420: ......