4903489 3612521 Coolant Level Sensor for Cummins L10 M11 ISM N14 Engine (2024)

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1. Processing time
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2. Delivery Time:
Expedited Shipping(FedEx/DHL):To USA/Canada 3-5 working days, to other countries 3-8 working days.
Expedited shipping by UPS: 4-7 working days.
Free shipping(USPS/Other expresses): To USA/Canada 7-10 working days, to other countries 7-15 working days.

This is normal condition , but sometimes int'l delivery is highly depended on the courier company and local customs/duties.

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This is part of the shipping cost based on weight:
Expedited shipping by DHL/FedEx (0.1kg–0.5kg) $15.90 USD
Expedited shipping by DHL/FedEx（0.51kg–1kg) $19.80 USD
Expedited shipping by DHL/FedEx (1.01kg–1.5kg) $25.80 USD
Expedited shipping by DHL/FedEx (1.511kg–2kg) $31.80 USD
Expedited shipping by DHL/FedEx (2.01kg–2.5kg) $37.80 USD

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WDPART offer 30-day guarantee on receipt, which means you can request a return within 30 days after your ordered. WDPARTmust be informed of any return requests within 30 days of the date the customer placing the order. For Warranty products (Replacement parts only.Original parts are of no return) returns follow instructions.

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The customer is responsible for all postage (Both we ship to you and your own return freight) and warehousing charges for "wrong purchase" or "no longer needed".

Over 30 days, WDPART reserves the right to refuse the return request and only accept the exchange request. The customer shall bear the all cost of exchange.

Please Contact us for Return in 30 days.
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PLEASE NOTE: Genuine/Original parts do not provide return or exchange service.

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Please Contact via email info@wdpart.com, call +86-13456396317Request a return label and state the reason for your return.
1.We have warehouses in USA and China,please contact us first for return or exchange.Contact via email info@wdpart.com, call +86-13456396317.
2.We will send you the return adddress after confirmation then please waiting for the return.
3.After we receiving the return and checking the package that there is no problem,we will resend the order or make refund.

Refund processing time:
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This part(s) is guaranteed to be free from defects and is covered by our Hassle Free One-Year Warranty, unless otherwise stated in Parts.

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4903489 3612521 Coolant Level Sensor for Cummins L10 M11 ISM N14 Engine (2024)

FAQs

What happens if coolant level sensor is bad? ›

A faulty coolant level sensor can trigger the warning light and keep it on, even if the engine has enough coolant fluid. You might refill the coolant reservoir prematurely, leading it to overflow.

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Where is the temperature sensor on a Cummins l10? ›

The temp sensor is on the right front of the engine block and 2 wire. It has 5v going to it and the temp gauge works. It's also been changed a couple years ago.

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How do you test a coolant reservoir sensor? ›

Again you can test it by dipping the unit in coolant and removing it again. For voltage you can measure the voltage between the output and the input pins.

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Can you drive with a faulty coolant level sensor? ›

If the light is red, you should pull over as soon as it is safe to do so and switch off the engine. If the coolant level is low or there is another problem with your cooling system, you could cause serious damage by continuing to drive. Then you can do some basic checks yourself or call for help.

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What happens when your coolant temperature sensor goes bad? ›

While sometimes a faulty sensor sends a permanent cold signal to the engine, it can also send a permanent hot signal. The computer will again miscalculate the signal and cause the engine to heat up instead of cooling it down. When this happens, the car might misfire, or it could lead to engine knocking.

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Where is the coolant temp sensor on ISM Cummins? ›

sensor and it is easy because it is right in the front part of the engine. It is located in the middle of the engine close to water pump area.

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How do you check a coolant temperature sensor? ›

To test a temperature sensor with a multimeter, set it to measure resistance, clip one probe to an outer sensor connector and the other across from it. Submerge in hot then ice water, note readings after a few seconds - around 250 and 1000 ohms respectively.

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Where is bad coolant temperature sensor? ›

The ECT sensor is often located on the engine block, usually near the thermostat housing. On some engines, it may be located on the intake manifold. The sensor measures the temperature of the coolant and sends a signal to the computer.

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What happens if you drive with a bad coolant sensor? ›

It is also common for a coolant temperature sensor to fail without warning and send permanently cold signals to the computer. The computer mistakenly assumes the engine is cold, even when it is not. This will cause the automobile to use up more fuel than is necessary, thereby reducing fuel economy.

Why is my coolant light on when its full? ›

If you have checked your coolant level after the light has come on and it seems to have the right amount in the reservoir, the issue might be due to a sensor malfunction. Many coolant reservoirs have a floating sensor that triggers the light to be turned on once the coolant drops below a certain level.

How many coolant sensors are there? ›

Depending on the car manufacturers, it is usually installed next to the thermostat or inside it. There are two temperature sensors in some vehicles, one to send information from the engine system to the control unit and another from the control unit to the dashboard.

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Why is my coolant level warning light on but coolant is full? ›

Sensor Faults

If you have checked your coolant level after the light has come on and it seems to have the right amount in the reservoir, the issue might be due to a sensor malfunction. Many coolant reservoirs have a floating sensor that triggers the light to be turned on once the coolant drops below a certain level.

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How much does it cost to fix a coolant sensor? ›

If your ECT sensor needs to be replaced, it will typically cost between $200 and $400. This includes the cost of labor, which is usually between $100 and $150, and the cost of parts, which is usually between $5 and $250.

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What happens if you unplug a coolant sensor? ›

The reason it runs better unplugged is because the computer throws into a richer mixture. The coolant sensor acts as a choke (in a sense). When cold, it says Throw more fuel.