How to Replace the Coolant Temperature Sensor in the Honda Ridgeline?

Two ECT sensors exist in 2003 through 2006 Acura vehicles and 2005 and later Honda models within the water passage casting that holds the thermostat below the throttle body and secured to both the engine block and left sides of the cylinder heads. Engine cover removal should begin followed by engine coolant draining because substituting the sensor without drainage might result in coolant leakage during the process but fast ECT sensor installation stops this issue. Disconnect the electrical connector from the ECT sensor by using the release tab to remove it from the connector because both sensors follow the same connector pattern. The ECT sensor requires unfastening with a wrench because standard deep sockets cannot grasp it. The procedure requires replacing both the old ECT sensor O-ring and installing a fresh one regardless of whether the sensor remains or a new one is added. The installation process should reverse the steps used for removal to guarantee proper tightening of the ECT sensor.

Genuine Honda Ridgeline Coolant Temperature Sensor

Coolant Water Temperature Sensor

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2 Coolant Temperature Sensors found

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Honda Ridgeline Sensor Assembly, Water Temperature (Denso)
Part Number: 37870-RTA-005
$46.65 MSRP: $66.45
You Save: $19.80 (30%)
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Product Specifications
- Other Name: Coolant Temp Sensor
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2017-2026 Honda Ridgeline | 4 Door Black, 4 Door Black Edition, 4 Door Black Edition AWD, 4 Door Black Edition Two-Tone, 4 Door RT (2WD), 4 Door RT (AWD), 4 Door RTL, 4 Door RTL (2WD), 4 Door RTL (AWD), 4 Door RTL AWD, 4 Door RTL-E AWD, 4 Door RTS (2WD), 4 Door RTS (AWD), 4 Door Sport, 4 Door Sport (2WD), 4 Door Sport (AWD), 4 Door Sport AWD, 4 Door TrailSport, 4 Door TrailSport AWD, 4 Door TrailSport With HPD Wheels | 9AT, KA 6AT, KA 9AT
- 2009-2014 Honda Ridgeline | 4 Door RT, 4 Door RTL, 4 Door RTS, 4 Door Sport | KA 5AT
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Honda Ridgeline Sensor Assembly, Water Temperature (Keihin)
Part Number: 37870-PNA-003
$67.25 MSRP: $94.98
You Save: $27.73 (30%)
ADD TO CART
Product Specifications
- Other Name: Coolant Temp Sensor
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2006-2008 Honda Ridgeline | 4 Door RT, 4 Door RTL, 4 Door RTS, 4 Door RTX | KA 5AT

Honda Ridgeline Coolant Temperature Sensor

The Coolant Temperature Sensor is a significant part of Honda Ridgeline since it always checks the temperature of the coolant for better performance of the vehicle's engine. Used in monitoring the temperature of the coolant, it assists in the controlling of the engine's conditions. Through the years, Coolant Temperature Sensors that have been used in Honda Ridgeline vehicles have slightly different design and functions. Such differences in the types of sensors have enabled such aspects as enhanced accuracy as well as efficiency in measuring the coolant temperature levels and have hence added towards the performance as well as durability of the vehicle.

In search of affordable OEM Honda Ridgeline Coolant Temperature Sensor? Consider browsing through our extensive inventory of genuine Honda Ridgeline Coolant Temperature Sensor. Not only do we provide market-leading prices and a manufacturer's warranty, but we also pride ourselves on exceptional customer service and swift delivery.

Honda Ridgeline Coolant Temperature Sensor Parts Questions & Experts Answers

Sensor Assembly, Water Temperature (Keihin)
37870-PNA-003
Q: How to Replace the Coolant Temperature Sensor in the Honda Ridgeline?
A:
Two ECT sensors exist in 2003 through 2006 Acura vehicles and 2005 and later Honda models within the water passage casting that holds the thermostat below the throttle body and secured to both the engine block and left sides of the cylinder heads. Engine cover removal should begin followed by engine coolant draining because substituting the sensor without drainage might result in coolant leakage during the process but fast ECT sensor installation stops this issue. Disconnect the electrical connector from the ECT sensor by using the release tab to remove it from the connector because both sensors follow the same connector pattern. The ECT sensor requires unfastening with a wrench because standard deep sockets cannot grasp it. The procedure requires replacing both the old ECT sensor O-ring and installing a fresh one regardless of whether the sensor remains or a new one is added. The installation process should reverse the steps used for removal to guarantee proper tightening of the ECT sensor.