# 20924086 Sensor | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Engine Coolant Temperature Sensor - Part Number: 20924086

  

Electrical monitoring component used in the engine sensor, instrument and electrical-monitoring system. It provides the control or instrument system with the required operating-state signal or display.

  

⚙️ Key Features

  

• OEM electrical range, connector and mounting arrangement

• Designed for diesel-engine vibration, heat and electrical-system conditions

• Provides the specified control, alarm or instrument function

• Direct replacement for the catalogued electrical component

• Wiring, supply voltage and grounds must be checked before replacement

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 20924086 (OEM catalogue reference)

  

OEM / Related Numbers:

  

• 20405778 oil-pressure switch

• 20943001 oil-pressure sensor/switch

• 20555385; 20450687; 21291011 related pressure-sensor references

• 20924086 coolant-temperature sensor

• 20405788 rubber sleeve

• 20513340 fuel/water temperature sensor

• 20924088 flywheel speed sensor

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Engine sensor, instrument and electrical-monitoring system

  

Typically suits:

  

• Engine models:

• D5A-B TA; D5A-T; D5A-TA; D7A-B TA; D7A-T; D7A-TA; D7C-B TA; D7C-TA; TD520GE; TAD520GE; TAD520VE; TAD530GE; TAD531GE; TAD532GE; TD720GE; TAD720GE; TAD720VE; TAD721GE; TAD721VE; TAD722GE; TAD722VE; TAD730GE; TAD731GE; TAD732GE; TAD733GE; TAD550GE; TAD551GE; TAD560VE; TAD650VE; TAD660VE; TAD734GE; TAD750GE; TAD750VE; TAD751GE; TAD752GE; TAD753GE; TAD754GE; TAD760VE; TAD761VE

• HP Range: Approximately 100-320 HP, depending on engine rating

• Engine Type: Four- and six-cylinder Volvo Penta diesel

• Year Range: Approximately late 1990s-2010s

  

🔌 Function

  

Detects the monitored operating condition and sends the corresponding electrical signal to the control, alarm or instrument system.

  

Common signs of failure:

  

• Incorrect, intermittent or missing instrument/control reading

• Stored fault code or warning alarm

• Open circuit, short circuit or implausible signal

• Corroded connector or damaged wiring

• Fault changes when the connector or harness is moved

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 255.86 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 255.86 AUD | In stock |

## Images

- 20924086 Sensor | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/20924086-sensor-genuine-volvo-penta)
> Updated: 2026-08-01