Ignition Timing: Adjustments

1994 Acura Integra (GS-R) L4-1797cc 1.8L DOHC (VTEC)SECTION Adjustments

1. Start the engine and allow it to warm up (cooling fan comes on).

SCS & DLC Connector Locations:





2. Connect the BRN/WHT and BLK terminals of the 2-wire Service check connector (SCS) located at right, under dash with the SCS short connector.

Timing Light Hookup:






3. Connect a timing light to the engine; while the engine idles, point the light toward the pointer on the timing belt cover.

Timing Mark Location:





4. Adjust ignition timing, if necessary, to the following specifications:

Timing should be: 16±2° BTDC (RED) at 750± 50 rpm in neutral

Distributor Adjustment:





5. Adjust as necessary by loosening the distributor hold-down bolts and turning the distributor housing counterclockwise to advance the timing, or clockwise to retard the timing.
6. Tighten the hold-down bolts and recheck the timing.

Torque to: 24 Nm (17 ft lb)

7. Remove SCS short connector at the Service check connector.
RENDER: 1.0x

NO RELATED

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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.