1996 Acura NSX AutomaticFACTORY OEM SERVICE PROCEDURE

Component Locations

COMPONENT LOCATIONS

Component Location
Accelerator Pedal Position Sensor Left Rear Corner Of Front Luggage Compartment. See Fig 2 .
Clutch Switch (M/T Only) Left Rear Corner Of Front Luggage Compartment. See Fig 2 .
Control Box In Left Rear Corner Of Engine Compartment. See Fig 1 .
Crankshaft Position/Cylinder Identification (CKP/CYP) Sensor On Front Of Cylinder Head. See Fig 1 .
Data Link Connector (DLC) Under Glove Box, To Right of Console. See Fig 2 .
Engine Control Module (ECM) In Right Front Corner Of Engine Compartment. See Fig 1 .
Engine Coolant Temperature Sensor On Rear Of Engine. See Fig 1 .
EGR Control Control Solenoid Valve In Control Box. See Fig 5 .
EGR Vacuum Control Valve In Control Box. See Fig 5 .
EGR Valve & EGR Valve Lift Sensor On Rear Of Engine. See Fig 1 .
Evaporative Emission (EVAP) Purge Flow Switch In Left Front Corner Of Engine Compartment. See Fig 1 .
Evaporative Emission (EVAP) Purge Control Solenoid Valve In Control Box. See Fig 5 .
Fuel Injector Resistor On Right Side Of Engine Compartment. See Fig 1 .
Fuel Pump Relay Behind Driver's Seat. See Fig 2 .
Fuel Pump Resistor In Right Front Corner Of Engine Compartment. See Fig 1 .
Heated Oxygen Sensors See Fig 1 .
Intake Air Bypass (IAB) Check Valve In Control Box. See Fig 5 .
Intake Air Temperature (IAT) Sensor On Intake Plenum. See Fig 1 .
Intake Air Bypass (IAB) Vacuum Tank Under Control Box. See Fig 5 .
Knock Sensors On Top Of Engine. See Fig 1 .
MAP Sensor In Control Box. See Fig 5 .
PGM-FI Main Relay In Right Rear Of Passenger Compartment. See Fig 2 .
Service Check Connector Under Right Side Of Glove Box. See Fig 2 .
Spark Plug Voltage Detection Module On Right Side Of Engine Compartment. See Fig 1 .
Throttle Position Sensor On Throttle Body. See Fig 1 .
Throttle Valve Control Motor On Throttle Body. See Fig 1 .
Throttle Valve Control Motor Relay In Right Front Corner Of Engine Compartment. See Fig 2 .

For component locations, see Fig 1 -Fig 6 . For connector identification and locations, see Fig 7 -Fig 20 .

Fig 1: Locating PGM-FI Components (1 Of 6)
G00097421Courtesy of AMERICAN HONDA MOTOR CO., INC.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.