Trim Angle Sensor – Fits Suzuki DF25 DF30 DF40 DF50 DF60 DF70 DF90 DF100 DF115 DF140 DF150 DF175 DF200 DF225 DF250 (Replaces 34801-99E04)

Product Details

This Trim Angle Sensor is designed for Suzuki outboard engines including the DF25, DF30, DF40, DF50, DF60, DF70, DF90, DF100, DF115, DF140, DF150, DF175, DF200, DF225, and DF250 models spanning from 1998 to 2012 and beyond. It monitors the trim position of your outboard, ensuring accurate gauge readings and proper engine performance across a wide range of horsepower configurations.

This aftermarket sensor directly replaces Suzuki part numbers 34801-99E01, 34801-99E02, 34801-99E03, 34801-99E04, 34801-99E05, 34804-99E00, and 34804-99E01, as well as OMC/Johnson/Evinrude/BRP references 5031116, 5031474, and 5036054.

• Direct bolt-on replacement for factory trim angle sensors
• Compatible with 4-stroke Suzuki outboards from 25 HP to 250 HP
• Restores accurate trim gauge functionality

Part Number Matrix

Use this matrix to confirm equivalent references across OEM and aftermarket.

Engine & Model Compatibility

Confirm your engine model/year in the table below.

Technical Specs

Part Type

Trim Angle Sensor

Primary OEM Reference

34801-99E04

Application

Suzuki 4-Stroke Outboards

Horsepower Range

25 HP – 250 HP

What's in the Box

• 1 × Trim Angle Sensor

Installation Notes

1. Disconnect the battery negative terminal before beginning work.
2. Locate the existing trim angle sensor on the port or starboard side of the outboard's tilt/trim assembly.
3. Disconnect the electrical connector from the sensor.
4. Remove the mounting fasteners securing the sensor to the bracket.
5. Extract the old sensor and inspect the mounting surface for corrosion or debris; clean as needed.
6. Position the new sensor, aligning mounting holes and ensuring the linkage arm engages properly with the trim shaft.
7. Install and torque fasteners to manufacturer specifications.
8. Reconnect the electrical connector, ensuring a secure click or lock.
9. Reconnect the battery and test trim gauge operation through the full range of trim positions.
10. Verify accurate gauge readings at full down, mid-range, and full up positions.

Troubleshooting & FAQ

How do I know if my trim angle sensor has failed?

Common symptoms include an inoperative or erratic trim gauge, flickering gauge needle, or trim readings that do not change when you adjust the trim position. Electrical continuity and resistance testing can confirm sensor health.

Will this sensor work on both single and twin engine installations?

Yes, as long as each engine is a compatible Suzuki model listed. Each outboard requires its own trim angle sensor.

Can I install this sensor myself?

Basic mechanical and electrical skills are sufficient for installation. Disconnecting the battery, removing two or three fasteners, and reconnecting a plug is straightforward for most DIY mechanics.

What tools are required for installation?

Typically a socket or wrench set, screwdriver, and possibly a small amount of dielectric grease for the electrical connector. Consult your engine's service manual for torque specifications.

Does the sensor need calibration after installation?

Most Suzuki trim angle sensors are passive resistive devices that do not require electronic calibration. Once installed and connected, the gauge should read correctly across the trim range.

What is the expected service life of this sensor?

Service life depends on operating environment and exposure to salt, moisture, and vibration. Many sensors last 5–10 years or longer under normal conditions.

OEM vs. Aftermarket?

This listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.

Shipping speed & cost

We ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.

Warranty & returns

Covered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused & in original condition). See our policy page or reach out for instructions.

Safety & Important Info

• Verify images/specifications against your original part. If anything differs—even if your model appears compatible—do not purchase.
• This is an aftermarket replacement, not an OEM component.
• Professional installation is recommended for safety and performance.

About Sea Sierra

• Pro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.
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