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33920-88L41 33920-88LB0 Suzuki ECU | Genuine Used Part

33920-88L41 33920-88LB0 Suzuki ECU | Genuine Used Part

$1,100.00 AUD
$1,100.00 AUD
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🔧 Product Description

Genuine Suzuki DF50A ECU / Engine Control Unit - Part Numbers: 33920-88L41 and 33920-88LB0

A genuine Suzuki engine control unit used on selected DF50A four-stroke EFI outboards. This ECU manages fuel injection, ignition timing, sensor monitoring, warning functions and engine-protection strategy on compatible Suzuki DF50A / DF50AT applications.

⚙️ Key Features

  • Genuine Suzuki ECU / engine control unit
  • Listed with Suzuki references 33920-88L41 and 33920-88LB0
  • Supersession family includes 33920-88L40, 33920-88L41 and 33920-88LB0
  • Used on Suzuki DF50A EFI four-stroke applications
  • Exact model code, serial number and ECU label must be confirmed before fitting

🚤 Compatibility

Commonly used on

  • Suzuki DF50A / DF50AT EFI four-stroke outboard engine-control systems

Typically suits

  • Engine models:
  • Suzuki DF50A applications using 33920-88LB0
  • Suzuki DF50AT 2012, serial 210001 and up, PTT switch / engine-control-unit diagram applications using 33920-88LB0
  • Suzuki DF50AT 2013, serial 310001 and up, engine-control-unit applications using 33920-88LB0
  • Suzuki DF50A ECU applications originally using 33920-88L41 where superseded to 33920-88LB0
  • Suzuki DF50A ECU applications originally using 33920-88L40 where superseded through the 33920-88L41 / 33920-88LB0 service family
  • Suzuki DF40A / DF50A / DF60A ECU family diagrams where the exact parts list specifies 33920-88LB0
  • HP Range: primarily 50HP for 33920-88LB0 DF50A calibration
  • Engine Type: Suzuki EFI four-stroke outboard
  • Year Range: approximately 2010-onwards DF50A / DF50AT applications using this ECU family
  • Fitment Note: 33920-88LB0 is a calibration-specific ECU. It must be matched by exact Suzuki model, serial number, ECU label and wiring configuration.

🔌 Function

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

⚠️ Common Signs of Failure

  • No-start with verified ECU power, grounds, fuel supply and ignition inputs
  • No injector pulse or irregular injector command
  • No diagnostic communication
  • Intermittent stalling or limp-mode operation
  • Persistent ECU or sensor fault codes after wiring checks
  • Rough idle, rich running or lean running after mechanical checks
  • ECU damage from water ingress, corrosion or incorrect voltage

🔄 Supersession & Cross Reference

OEM Supersession Chain

  • 33920-88LB0 → Supersedes 33920-88L41
  • 33920-88L41 → Supersedes / follows 33920-88L40
  • 33920-88L40 earlier ECU reference

OEM / Related Numbers

  • 33920-88LB0
  • 33920-88LB0-000
  • 33920-88LB0-0000
  • 3392088LB0
  • 33920-88L41
  • 33920-88L41-000
  • 33920-88L40
  • 33920-88L40-000
  • F8T53475
  • Related DF50A ECU family reference: 33920-88LJ0
  • Related DF50A ECU family reference: 33930-88LN0
  • Related ECU cushion reference: 33925-88L00

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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