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Home >> Nissan-Datsun >> 1978 >> 280Z Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Transmission Controlled Spark System >> Testing >> 1979 Models >> All Other Models
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All Other Models

  1. Start engine. Adjust engine speed to 1600 RPM on 210 5-speed Hatchback, 2500-2800 RPM on 810, or 2000 RPM on 200SX, 510 and Pickup models. Check ignition timing.
  2. Depress clutch pedal to disengage clutch, then recheck timing with transmission in 4th or 5th gear. System is functioning properly if ignition timing or engine speed in 4th or 5th gear is greater than that in Neutral.
  3. If timing or engine speed does not increase, test individual system components to locate cause.
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