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67C-85540-01-00 Yamaha CDI Unit | Genuine Used Part

67C-85540-01-00 Yamaha CDI Unit | Genuine Used Part

$300.00 AUD
$300.00 AUD
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🔧 Product Description

Genuine Yamaha CDI Unit Assembly - Part Number: 67C-85540-01-00

A genuine Yamaha CDI unit used on selected F30 and F40 four-stroke outboard ignition systems. This module controls ignition timing and spark triggering for compatible Yamaha 67C electrical systems.

⚙️ Key Features

  • Genuine Yamaha CDI unit assembly
  • Correct Yamaha part number 67C-85540-01-00
  • Used on selected Yamaha F30 and F40 four-stroke outboards
  • Cross-reference family includes 67C855400100 and 878435 / 878430-style references
  • Must be matched by exact model code, serial number and connector layout

🚤 Compatibility

Commonly used on

  • Yamaha F30 / F40 four-stroke outboard ignition systems

Typically suits

  • Engine models:
  • Yamaha F30 four-stroke applications using 67C-85540-01-00
  • Yamaha F30A applications using 67C CDI unit assembly
  • Yamaha F40 four-stroke applications using 67C-85540-01-00
  • Yamaha F40A applications using 67C CDI unit assembly
  • Yamaha F30 / F40 carburettor ignition-system applications using 67C-85540-01-00
  • Yamaha 25HP / 30HP / 40HP four-stroke 67C-family ignition packages where the serial-numbered electrical diagram specifies this CDI
  • HP Range: commonly 30HP - 40HP, with related 67C-family use in 25HP / 30HP / 40HP systems where specified
  • Engine Type: Yamaha three-cylinder four-stroke outboard
  • Year Range: Approximately 2001 - 2008 for common F30 / F40 67C CDI applications
  • Serial Note: Confirm exact Yamaha model code, serial number, CDI label and connector layout before fitting.

🔌 Function

The CDI controls spark timing by processing ignition charging and timing signals, then triggering the ignition coil circuit at the correct engine position.

⚠️ Common Signs of Failure

  • No spark
  • Intermittent spark when hot
  • Hard starting or no-start condition
  • Misfire at idle or acceleration
  • Weak spark after coil, stator and pulser testing
  • Ignition timing fault isolated to CDI output
  • Water or corrosion damage at CDI connector

🔄 Supersession & Cross Reference

OEM Supersession Chain

  • 67C-85540-01-00 current / listed CDI unit assembly reference

OEM / Related Numbers

  • 67C-85540-01-00
  • 67C855400100
  • 67C-85540-01
  • 67C8554001
  • 878435
  • 878430
  • 878435A1
  • Related F30 / F40 carburettor wire harness ignition reference
  • Related Yamaha 67C electrical-system family reference

Aftermarket / Verified Equivalents

  • No aftermarket equivalent

📦 Condition

  • Genuine used part
  • Removed from running engine where applicable
  • In good working condition unless otherwise stated

Shipping & Delivery

Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.

Returns & Warranty

14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in the condition you received it for a refund or exchange. Full details in our Refunds & Returns policy.

Not sure this fits?

Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.

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