• 33920-92J54 Suzuki 140HP ECU 5033924 Johnson ECU | Genuine Used Part
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33920-92J54 Suzuki 140HP ECU 5033924 Johnson ECU | Genuine Used Part

33920-92J54 Suzuki 140HP ECU 5033924 Johnson ECU | Genuine Used Part

$1,200.00 AUD
$1,200.00 AUD
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🔧 Product Description

Genuine Suzuki / Johnson 140HP Engine Control Unit - Part Numbers: 33920-92J54 and 5033924

A genuine Suzuki-built engine control unit used on selected Suzuki DF140 and Johnson 140HP four-stroke outboard applications. This ECU manages fuel injection, ignition timing, sensor input, diagnostics and engine-protection functions on compatible 140HP EFI four-stroke engines.

⚙️ Key Features

  • Genuine Suzuki / Johnson engine control unit
  • Suzuki part number 33920-92J54
  • Johnson / BRP reference 5033924
  • Used on Suzuki DF140 and Suzuki-built Johnson 140HP four-stroke applications
  • Exact engine model, serial number and ECU label must be confirmed before installation

🚤 Compatibility

Commonly used on

  • Suzuki DF140 four-stroke EFI outboard engine-control systems
  • Johnson 140HP four-stroke Suzuki-built outboard engine-control systems

Typically suits

  • Engine models:
  • Suzuki DF140 2003 140HP EFI applications using 33920-92J54
  • Suzuki DF140TL applications using 33920-92J54
  • Suzuki DF140TX applications using 33920-92J54
  • Suzuki DF140WT / DF140WZ MODEL:05~07 applications where 33920-92J52 supersedes to 33920-92J54
  • Suzuki DF140WT / DF140WZ MODEL:08~ applications using 33920-92J54
  • Johnson 140HP four-stroke outboard applications using ECU 5033924
  • Johnson / Evinrude 140HP Suzuki-built four-stroke applications using related ECU reference 5034605
  • HP Range: 140HP
  • Engine Type: Suzuki-built 2.0L class inline four-cylinder EFI four-stroke outboard
  • Year Range: approximately 2003 - 2011 depending on exact Suzuki or Johnson model code
  • Fitment Note: Johnson 5033924 / 5034605 applications must be matched by BRP model number and the Suzuki ECU label before installation.

🔌 Function

The ECU controls electronic fuel injection, ignition timing, idle control, sensor monitoring, warning functions, diagnostic output and engine-protection strategy.

⚠️ Common Signs of Failure

  • No-start with verified fuel, ignition inputs and ECU power supply
  • No injector pulse or intermittent injector command
  • No diagnostic communication
  • Engine cutting out or entering limp mode
  • Persistent ECU, sensor or ignition fault codes after harness testing
  • Rough running, rich condition or lean condition after mechanical checks
  • Corrosion, heat damage or water ingress at ECU connector or case

🔄 Supersession & Cross Reference

OEM Supersession Chain

  • 33920-92J54 → Supersedes 33920-92J52 in listed DF140 applications
  • 33920-92J52 earlier DF140 ECU reference

OEM / Related Numbers

  • 33920-92J54
  • 33920-92J54-000
  • 33920-92J54-0000
  • 3392092J54
  • 33920-92J52
  • 5033924
  • 5034605 related / later Johnson ECU reference
  • Related ECU cushion reference: 33925-87J00
  • Related wiring harness assembly reference used in Johnson / Suzuki ECU service sets

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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