0176318 0177047 OMC System Check Gauge | Genuine Used Part

🔧 Product Description

Genuine OMC / BRP Two-Inch SystemCheck Warning Gauge - Part Number: 0177047

A genuine Johnson and Evinrude two-inch Tech Series SystemCheck warning gauge.

The instrument displays four engine-protection warnings received through the OMC modular wiring system:

• No Oil
• Low Oil
• Hot
• Check Engine

Current part number 0177047 supersedes earlier gauge 0176318.

⚙️ Key Features

• Genuine OMC / BRP SystemCheck gauge
• Correct current part number 0177047
• Supersedes 0176318
• Four dedicated warning indicators
• Two-inch Tech Series instrument

🚤 Compatibility

Commonly used on

• Johnson and Evinrude outboards equipped with OMC SystemCheck
• Modular Wiring System instrument panels
• Installations using a separate two-inch warning display

Typically suits

• 1996-on Johnson / Evinrude carburetted outboards with SystemCheck
• Johnson / Evinrude Ficht engines using the compatible SystemCheck harness
• Selected E-TEC installations retaining the four-light SystemCheck system
• 2000 Johnson 50HP J50PLSSM and related model families
• 1999-2011 rigging catalogues listing the two-inch SystemCheck gauge
• Electrical System: OMC Modular Wiring System / SystemCheck
• Gauge Type: Four-lamp warning display
• Year Range: Approximately 1996 onward

🔌 Function

The gauge provides immediate visual identification of major lubrication, temperature and engine-management warnings.

⚠️ Common Signs of Failure

• One or more lamps do not illuminate during key-on self-test
• Warning horn sounds but no lamp is displayed
• Lamps remain on without an active engine fault
• Moisture enters the gauge
• Modular connector terminals corrode
• Gauge loses its ground or ignition feed

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 0177047 → Supersedes 0176318
• 0176318 earlier Tech Series SystemCheck gauge
• 0176317 related international-market SystemCheck gauge

OEM / Related Numbers

• 0177047
• 177047
• 0176318
• 176318
• 0176317
• 176317
• 0127045 related mounting bracket
• Related SystemCheck modular wiring harness
• Related warning horn and engine-sensor circuits

Aftermarket / Verified Equivalents

• No verified direct aftermarket standalone SystemCheck gauge
• Genuine OMC / BRP 0177047 is the verified replacement
• A combined SystemCheck tachometer may replace the warning-display function only when the boat is rewired for the combined gauge

📦 Condition

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