{"product_id":"volvo-penta-temperature-sensor-21531072","title":"Volvo Penta Temperature Sensor 21531072 | OEM D11 D13 D16 Engine Temp Sensor","description":"\u003ch2\u003eVolvo Penta Temperature Sensor — Part #21531072\u003c\/h2\u003e\n\n\u003cp\u003eThis is the genuine OEM temperature sensor for selected Volvo Penta D-series diesel engines. It monitors coolant and oil temperature, feeding real-time data to the engine management system for accurate gauge readings, fault detection, and overheating protection. Sold individually as a direct OEM replacement.\u003c\/p\u003e\n\n\u003ch3\u003ePart Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 21531072\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Volvo Penta\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOfficial Product Type:\u003c\/strong\u003e Temperature Sensor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e Engine Management \/ Sensor Circuit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New OEM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold:\u003c\/strong\u003e Individually\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSuperseded \/ Cross-Reference Part Numbers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e21531072\u003c\/strong\u003e — Current OEM part number\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20513340\u003c\/strong\u003e — Previous Volvo Penta reference (superseded by 21531072)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e22328781\u003c\/strong\u003e — Previous Volvo Penta reference (superseded by 21531072)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20450685\u003c\/strong\u003e — Earlier associated sensor reference shown in Volvo Penta application diagrams\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVolvo Penta D11 series marine and industrial diesel engines\u003c\/li\u003e\n\u003cli\u003eVolvo Penta D13 series marine and industrial diesel engines\u003c\/li\u003e\n\u003cli\u003eVolvo Penta D16 series marine and industrial diesel engines\u003c\/li\u003e\n\u003cli\u003eVolvo Penta D6-300A through D6-300G\u003c\/li\u003e\n\u003cli\u003eVolvo Penta TAD11-series industrial engines\u003c\/li\u003e\n\u003cli\u003eVolvo Penta TAD13-series industrial engines\u003c\/li\u003e\n\u003cli\u003eVolvo Penta TAD16-series industrial engines\u003c\/li\u003e\n\u003cli\u003eSelected TWD16-series generator engines\u003c\/li\u003e\n\u003cli\u003eD7A-A TA and D7C-A TA sensor assemblies (per parts diagram)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSerial number confirmation required\u003c\/strong\u003e — sensor position and fitment vary by engine generation and serial range\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Coolant \/ oil temperature monitoring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e Engine management and sensor circuit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Direct OEM replacement — no modification required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEstimated Weight:\u003c\/strong\u003e Approx. 0.05 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNote:\u003c\/strong\u003e Confirm diagram position in your engine's parts diagram before installation — this sensor appears in multiple locations across engine families\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eBest Use Case:\u003c\/strong\u003e This sensor is the right call when you're seeing inaccurate temperature readings, intermittent temperature data, temperature-related alarms, or fault codes pointing to the sensor circuit on a D11, D13, or D16 engine. It's also a smart replacement during any major service where the sensor has high hours or shows signs of corrosion at the connector.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Issues:\u003c\/strong\u003e Because part 21531072 appears across several engine families and sensor positions, the most common ordering mistake is choosing by appearance rather than by serial number and diagram position. Two sensors can look identical but have different calibration curves. Always match by engine serial number — if you're unsure, send us your serial number and we'll confirm the right part before you order.\u003c\/p\u003e\n\n\u003ch3\u003eWhen to Replace\u003c\/h3\u003e\n\u003cp\u003eReplace this sensor when the engine displays inaccurate temperature readings, intermittent temperature data, temperature-related alarms, or diagnostic fault codes associated with the sensor circuit. Before replacing, inspect the wiring, connector, and surrounding harness for corrosion or damage — these are often the root cause and should be addressed at the same time.\u003c\/p\u003e\n\n\u003ch3\u003eService Interval\u003c\/h3\u003e\n\u003cp\u003eTemperature sensors are not a scheduled replacement item. Replace on condition — when fault codes, erratic readings, or physical inspection indicate sensor failure. Inspect the connector and wiring at each major service interval.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical FAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I know which sensor position this fits on my engine?\u003c\/strong\u003e\u003cbr\u003eA: Cross-reference your engine model and serial number against the Volvo Penta parts diagram for your specific engine. This sensor appears in multiple positions across D-series engines — diagram position is the most reliable confirmation method. Contact us with your serial number if you need help.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: My old part number is 20513340 — is 21531072 a direct replacement?\u003c\/strong\u003e\u003cbr\u003eA: Yes. 21531072 is the current OEM part number that supersedes 20513340 and 22328781. It is the correct replacement for those earlier references.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Should I replace the connector when I replace the sensor?\u003c\/strong\u003e\u003cbr\u003eA: Inspect it carefully. If the connector shows corrosion, cracking, or a poor seal, replacing it at the same time prevents a repeat fault. We carry Volvo Penta connector kits — contact us if you need one.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Parts\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/volvo-penta-pressure-sensor-866833\"\u003eVolvo Penta Pressure Sensor 866833\u003c\/a\u003e — commonly serviced alongside temperature sensors\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/volvo-penta-connector-kit-oem-electrical-connector-set\"\u003eVolvo Penta Connector Kit — OEM Electrical Connector Set\u003c\/a\u003e — replace connector at same time if corroded\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/volvo-penta-connector-21338633\"\u003eVolvo Penta Connector 21338633\u003c\/a\u003e — related electrical connector\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/volvo-penta-wiring-harness-21138239\"\u003eVolvo Penta Wiring Harness 21138239\u003c\/a\u003e — inspect harness during sensor replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/volvo-penta-oil-pressure-pipe-21506563-oem-d4-d6-engine-oil-line\"\u003eVolvo Penta Oil Pressure Pipe 21506563\u003c\/a\u003e — related engine monitoring component\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VOL","offers":[{"title":"Default Title","offer_id":43563988221988,"sku":"21531072","price":58.5,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/41nsGpTGC3L.jpg?v=1776270690","url":"https:\/\/marisolmarine.com\/products\/volvo-penta-temperature-sensor-21531072","provider":"Marisol Marine Company","version":"1.0","type":"link"}