# 859318T1 8M0210753 Mercruiser Terminator Resistor | Genuine Used Part

🔧 Product Description

  

Genuine Mercury / MerCruiser SmartCraft 10-Pin Terminator Resistor - Part Number: 859318T1 / 8M0210753

  

A genuine Mercury / MerCruiser SmartCraft 10-pin CAN network terminator resistor used on CAN 1 and CAN 2 network circuits. This terminator is required on supported SmartCraft harness layouts to correctly terminate the network and prevent communication errors.

  

⚙️ Key Features

  

• Genuine Mercury / MerCruiser SmartCraft terminator

• OEM part number 859318T1

• Supersedes to 8M0210753

• 10-pin CAN 1 / CAN 2 terminator resistor

• Used on SmartCraft J-box and CAN-P network harness layouts

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 859318T1 to 8M0210753

  

OEM / Related Numbers:

  

• 859318T1

• 8M0210753

• 859318-T1

• SmartCraft 10-pin terminator

• CAN 1 and CAN 2 terminator

• J-box terminator resistor

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Mercury / MerCruiser SmartCraft CAN network systems

• SmartCraft J-box / junction box harnessing

• 10-pin CAN-P network layouts requiring a terminator resistor

  

Typically suits:

  

• Mercury SmartCraft outboard rigging

• MerCruiser SmartCraft sterndrive and inboard rigging

• SmartCraft VesselView and multi-gauge network layouts

• Zeus and SmartCraft network harness systems using 10-pin CAN termination

• HP Range: Not horsepower-specific

• Engine Type: Mercury / MerCruiser SmartCraft CAN network system

• Year Range: SmartCraft network-layout controlled

• Serial Note: Confirm by SmartCraft network diagram and 10-pin plug type before installation.

  

🔌 Function

  

The terminator resistor closes the SmartCraft CAN network correctly so engine modules, gauges and VesselView displays can communicate without signal reflection or network instability.

  

Common signs of failure:

  

• VesselView or SmartCraft gauge not detecting engine data

• Intermittent CAN communication alarms

• Missing engine on network scan

• Multiple gauges dropping offline

• Fault appears after harness movement

• Corroded 10-pin terminals

• Water intrusion in terminator body

  

📦 Condition

  

• Genuine used part

• Removed from running engine where applicable

• In good working condition unless otherwise stated

## Details

- **Price:** 10.0 AUD
- **Vendor:** Sawley's Auto and Marine
- **Tags:** Sawley’s AAM Used Parts – Electronic Components | ECU CDI & Electrical Parts

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 10.00 AUD | In stock |

## Images

- 859318T1 8M0210753 Mercruiser Terminator Resistor | Genuine Used Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/859318t1-8m0210753-mercruiser-terminator-resistor-genuine-used-part)
> Updated: 2026-06-29