BMW G30 Coolant Temperature Sensor: Performance & Reliability Guide
The BMW G30 coolant temperature sensor is a critical component in maintaining optimal engine performance and protecting vital engine parts. This sensor monitors coolant temperature in real time, feeding accurate data to the engine control unit (ECU) to fine-tune fuel injection, ignition timing, and air-fuel ratios. Proper operation ensures efficient combustion, reduces emissions, and prevents overheating—key for sustaining engine health.
A faulty coolant temperature sensor in the G30 can lead to reduced fuel economy, erratic idle, or even engine damage due to incorrect temperature readings. Signs of failure include inconsistent gauge behavior, warning lights, or poor engine response. Regular inspection and timely replacement are essential for preserving engine reliability.
For optimal performance, use high-quality replacement sensors compatible with BMW G30 specifications. Professional installation ensures accurate readings and prevents future complications. Proactive maintenance of this sensor supports your G30’s peak performance and longevity—don’t overlook its importance.
Final thoughts: Trust the BMW G30 coolant temperature sensor to deliver precision and durability. If performance wavers, test this sensor immediately to keep your engine running smoothly.
Call to Action: Verify your G30’s coolant temperature sensor today—upgrade to OEM-grade parts and safeguard your engine’s health with confidence.
BMW 5-Series G30 (2017-2023) - Sensors (Coolant Temperature Sensors) Coolant Temperature Sensors Don't let your coolant get too hot over a faulty sensor. Always check your sensors if your coolant system is not working properly. Coolant temperature sensors are vital to your cooling system.
If you're running a stock cooling system, a non-functional coolant temperature sensor can prevent your fan from flipping on or give you an inaccurate temp reading, preventing you from knowing when your vehicle is running hot. This part is listed by BMW as BMW part number 13628650714 (13 62 8 650 714) and is described as the sensor to measure coolant temp on the B46TU, B58TU, and S58 engines. This sensor is used on G42, G87, G20, G80, G22, G82, G30, F90 M5, F48 X1, G01 X3, F97 X3M, G02 X4, F98 X4M, G05 X5 40i, G06 X6 40i, and Z4 30i/M40i.
Fitment note: 530i/540i, 740i, X3/X4, X5/X6 2020+ model years only (not for. Race German Coolant Temperature Sender Adapter - 1/8NPT Splice into your cooling system to add an aftermarket coolant temperature sensor and gauge! Earn 5% back in ECS Rewards on orders placed 11/17/25 - 12/2/25. Redeem 12/8/25 - 12/31/25.
Terms & conditions apply Brand: ES#: 4493067 Mfg#: RGCTSA1/8NPT Qty: Availability: In Stock $35.99 USD. Coolant temperature sensor BMW G30 520 E PLUG. Shop OEM BMW Coolant Temperature Sensors at BMW Parts Deal Up to 30% off Now! We offer factory BMW Coolant Temperature Sensors for all BMW series and models.
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