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278003009 Seadoo OTAS Sensor | Genuine Used Part

278003009 Seadoo OTAS Sensor | Genuine Used Part

$85.00 AUD
$85.00 AUD
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🔧 Product Description

Genuine Sea-Doo O.T.A.S. Sensor - Part Number: 278003009

This genuine Sea-Doo O.T.A.S. sensor is used in the electrical steering-control system. It forms part of the Off-Throttle Assisted Steering system and supplies steering-related input to the factory control electronics.

⚙️ Key Features

  • Genuine Sea-Doo O.T.A.S. sensor
  • OEM part number 278003009
  • Off-Throttle Assisted Steering electrical sensor
  • Supersedes earlier OEM references 278002324 and 278002908
  • Direct-fit OEM steering / electrical-system component

🚤 Compatibility

Commonly used on

  • Sea-Doo O.T.A.S. steering-assist electrical systems

Typically suits

  • Engine models:
  • 2009 GTX Limited iS 255 (1503 HO ETC) — Electrical System
  • 2009 RXT iS 255 (1503 HO ETC) — Electrical System
  • 2010 GTX 155 (1503 NA ETC) — Electrical System
  • 2010 GTX iS 215 — Electrical System
  • 2010 GTX Limited iS 260 — Electrical System
  • 2010 RXT 215 (1503 SCIC ETC) — Electrical System
  • 2010 RXT iS 260 — Electrical System
  • 2010 RXT-X and X RS 260 (1503 HO ETC) — Electrical System
  • 2010 WAKE PRO 215 (1503 SCIC ETC) — Electrical System
  • 2011 GTI 130 (1503 DT) — Electrical System
  • 2011 GTI Limited 155 (1503 NA) — Electrical System
  • 2011 GTI SE 130 (1503 DT) — Electrical System
  • 2011 GTI SE 155 (1503 NA) — Electrical System
  • 2011 GTS 130 & Rental 99 (1503 DT) — Electrical System
  • 2011 GTX 155 (1503 NA ETC) — Electrical System
  • 2011 GTX 215 (1503 SCIC ETC) — Electrical System
  • 2011 GTX iS 215 (1503 SCIC ETC) — Electrical System
  • 2011 GTX Limited iS 260 (1503 HO ETC) — Electrical System
  • 2011 RXT 260 & RS (1503 HO ETC) — Electrical System
  • 2011 RXT aS X & aS XRS 260 (1503 HO ETC) — Electrical System
  • 2011 RXT iS 260 (1503 HO ETC) — Electrical System
  • 2011 RXT-X 260 & RS (1503 SCIC ETC) — Electrical System
  • 2011 WAKE 155 (1503 NA) — Electrical System
  • 2011 WAKE PRO 215 (1503 SCIC ETC) — Electrical System
  • 2012 GTI 130 (23CA, 23CB) — Electrical System
  • 2012 GTI 130 (23CS, 23CR) — Electrical System
  • 2012 GTI Limited 155 (39CA, 39CB) — Electrical System
  • 2012 GTI Limited 155 (39CS) — Electrical System
  • 2012 GTI SE 130 (24CA, 24CB, 24CC) — Electrical System
  • 2012 GTI SE 130 (24CS, 24CR) — Electrical System
  • 2012 GTI SE 155 (30CA, 30CB) — Electrical System
  • 2012 GTI SE 155 (30CS) — Electrical System
  • 2012 GTR 215 — Electrical System
  • 2012 GTS 130 & Rental 99 (25CS, 43CS) — Electrical System
  • 2012 GTS 130 & Rental 99 (43CA, 43CB, 25CB) — Electrical System
  • 2012 GTX 155 (38CA, 38CB) — Electrical System
  • 2012 GTX 155 (38CS, 38CR) — Electrical System
  • 2012 GTX 215 (42CA, 42CB) — Electrical System
  • 2012 GTX 215 (42CS) — Electrical System
  • 2012 GTX Limited iS 260 (18CA, 18CB) — Electrical System
  • 2012 GTX Limited iS 260 (18CS) — Electrical System
  • 2012 GTX S 155 — Electrical System
  • 2012 RXP-X 260 & RS — Electrical System
  • 2012 RXT 260 (iS) — Electrical System
  • 2012 RXT 260 (RS) (17CA, 17CB) — Electrical System
  • 2012 RXT 260 (RS) (17CS) — Electrical System
  • 2012 RXT-X 260 & RS — Electrical System
  • 2012 RXT-X aS 260 & RS — Electrical System
  • 2012 WAKE 155 (35CA, 35CB) — Electrical System
  • 2012 WAKE 155 (35CR, 35CS) — Electrical System
  • HP Range: Approximately 130HP - 260HP
  • Engine Type: Sea-Doo 4-TEC Electrical / O.T.A.S. Steering Assist System
  • Year Range: Approximately 2009 - 2016

🔌 Function

The O.T.A.S. sensor supplies steering input to the Off-Throttle Assisted Steering system so the craft can provide steering-assist logic when throttle input is reduced.

⚠️ Common Signs of Failure

  • O.T.A.S. warning messages or fault codes
  • Steering-assist faults
  • Intermittent sensor signal
  • Poor system response during off-throttle steering
  • Damaged sensor wiring or connector faults

🔄 Supersession & Cross Reference

OEM Supersession Chain

  • 278003009 → Supersedes 278002908
  • 278002908 → Supersedes 278002324
  • 278002324 (earlier OEM reference)

OEM / Related Numbers

  • 278002324
  • 278002908
  • 278003009

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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