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Yamaha Ignition & Electrical System

Yamaha CDI Ignition Unit 68T-85540-00

SKU: MX68T-85540-00

$120.40
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The 68T-85540-00 CDI ignition unit is designed for selected 6HP, 8HP and 9.9HP 4-stroke outboard engines. This electronic ignition component controls ignition timing and spark operation to support reliable engine starting and smooth running performance. Suitable for replacing a faulty or damaged ignition module, it helps restore dependable engine operation when the original CDI unit has failed. Confirm model compatibility before installation.

Key benefits

Key Benefits

  • - Controls ignition timing and spark operation
  • - Suitable for selected 6HP–9.9HP 4-stroke outboards
  • - Replacement for faulty or damaged CDI ignition modules
  • - Supports reliable starting and engine performance
  • - Compatible with selected standard and high-thrust models
  • - Suitable for outboard ignition system repairs

Specifications & Dimensions

  • - Part Number: 68T-85540-00
  • - Full OEM Number: 68T-85540-00-00
  • - Product Type: CDI Ignition Control Unit
  • - Engine Type: 4-Stroke
  • - Compatible Horsepower: 6HP, 8HP and 9.9HP
  • - Ignition System: Electronic CDI
  • - Electrical Connectors: Must match original assembly

Compatible Outboard Motors

  • Yamaha 4-Stroke Outboards
  • 6HP
  • - Yamaha F6A – selected 2001–2005 models
  • - Yamaha F6B – selected models
  • - Yamaha F6M – selected 2001–2005 models
  • 8HP
  • - Yamaha F8C – selected models from 2000
  • - Yamaha F8F – selected models
  • - Yamaha F8M – selected models
  • - Yamaha FT8D – selected high-thrust models
  • 9.9HP
  • - Yamaha F9.9F – selected models from 2008
  • - Yamaha F9.9J – selected models from 2008
  • - Yamaha F9.9M – selected models
  • - Yamaha FT9.9G – selected high-thrust models
  • - Yamaha FT9.9L – selected high-thrust models

Signs the CDI Unit Needs Replacing

  • - Engine cranks but fails to start
  • - No ignition spark at one or more spark plugs
  • - Intermittent spark or ignition failure
  • - Engine unexpectedly stalls during operation
  • - Difficult starting when the engine is hot
  • - Irregular running caused by ignition faults
  • - Visible damage or corrosion to the CDI housing or connectors
  • These symptoms can also be caused by other ignition components, wiring or safety switches.

Important Fitment Information

  • - Confirm the original CDI part number is 68T-85540-00.
  • - Verify the engine model, production year and serial number.
  • - Compare electrical connectors and mounting arrangements.
  • - Suitable for selected 4-stroke engines only.
  • - Confirm whether the supplied replacement is genuine or aftermarket before advertising it as genuine.
  • - Test the ignition coils, stop circuit, wiring and associated ignition components before replacing the CDI.

Shipping

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