18590-68H00 Suzuki 5033780 Johnson | Genuine Used Part

🔧 Product Description

Genuine Suzuki / Johnson Intake Manifold Pressure Sensor - Part Numbers: 18590-68H00 / 5033780

A genuine used manifold absolute pressure sensor for Suzuki four-stroke outboards and corresponding Suzuki-built Johnson and Evinrude engines.

The sensor measures pressure inside the intake manifold. The ECU uses the signal to calculate engine load and adjust fuel delivery, ignition timing and idle control.

⚙️ Key Features

• Genuine Suzuki / Johnson MAP sensor
• Suzuki part number 18590-68H00
• Johnson / Evinrude part number 5033780
• Measures intake-manifold pressure and engine load
• Used on electronically fuel-injected four-stroke engines

🚤 Compatibility

Commonly used on

• Suzuki electronic fuel-injection intake manifolds
• Suzuki-built Johnson and Evinrude four-stroke engines

Typically suits

• Engine models:
• Suzuki DF70A
• Suzuki DF80A
• Suzuki DF90A
• Suzuki DF100A
• Suzuki DF115
• Suzuki DF115A
• Suzuki DF140
• Suzuki DF140A
• Suzuki DF200
• Suzuki DF225
• Suzuki-built Johnson / Evinrude 90HP four-strokes
• Suzuki-built Johnson / Evinrude 115HP four-strokes
• Suzuki-built Johnson / Evinrude 140HP four-strokes
• Suzuki-built Johnson / Evinrude 200HP and 225HP applications where 5033780 is specified
• HP Range: Approximately 70HP - 225HP
• Engine Type: Suzuki electronic fuel-injected four-stroke outboard
• Year Range: Approximately 2003 onward, dependent on engine family

🔌 Function

The MAP sensor reports intake-manifold pressure to the ECU so it can calculate engine load and control fuel injection, ignition timing and idle operation.

⚠️ Common Signs of Failure

• Difficult starting
• Hesitation or poor acceleration
• Engine runs rich or lean
• Reduced maximum RPM or protection mode
• MAP-sensor fault code

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 18590-68H00 established Suzuki MAP-sensor reference
• 5033780 corresponding Johnson / Evinrude OEM reference

OEM / Related Numbers

• 18590-68H00
• 18590-68H00-000
• 1859068H00
• 5033780
• BRP-5033780
• 18590-72F21 related Suzuki MAP-sensor reference

Aftermarket / Verified Equivalents

• Recmar: REC18590-68H00
• Recmar: REC18590-72F21

📦 Condition

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