TRQ Engine Knock Sensor Compatible with 2004-2006 Dodge Dakota
TRQ Engine Knock Sensor Compatible with 2004-2006 Dodge Dakota
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In this review the TRQ Engine Knock Sensor is evaluated as a straightforward replacement for specific 3.7L and 2.8L V6 engines found in mid-2000s Dodge, Jeep, Ram, and Mitsubishi models. The bottom line: this is a practical, budget-friendly direct-fit sensor for DIYers and independent shops that need to resolve knock/detonation codes quickly. It stands out for correct fitment to the listed vehicles and simple installation so most users can swap it without special tools or modifications.
Key Features
- Direct fit reference: The sensor matches Reference Number 56041679AB and KS171, ensuring compatibility with the listed factory locations without adapter parts.
- Wide model coverage: It is compatible with Dodge Dakota, Durango, Ram 1500, Jeep Grand Cherokee and Liberty, and Mitsubishi Raider models that use the specified 3.7L or 2.8L engines, reducing fitment guesswork.
- Pre-assembled design: The sensor arrives ready to install, saving time and eliminating the need for soldering or splicing during replacement.
- Durability focus: Built as a direct replacement part intended to meet the durability expectations of original equipment in highway and daily driving conditions.
- DIY support: Backed by TRQ's DIY video resources to help guide installation, which helps less-experienced installers avoid common mistakes.
Who It's For
This sensor is aimed at owners of the compatible vehicles who are seeing knock or detonation related trouble codes, or those who need to replace a failed sensor to restore engine timing and performance. It works well for independent mechanics and DIYers who prefer a part that fits as a direct replacement and reduces bench time.
Those who should look elsewhere include owners of vehicles outside the listed model years or engines, or buyers who need a sensor with vehicle-specific programmability or calibration that goes beyond a direct-fit replacement. If your application requires OEM-branded warranty coverage unique to a dealer channel, check that option as well.
Pros & Cons
Pros
- Reliable direct fit to the listed reference numbers, which simplifies installation and reduces trial-and-error.
- Positive customer feedback for restoring function and turning off check engine indicators tied to knock sensing.
- Good value for money compared with dealer-priced alternatives, according to buyers.
Cons
- Not a universal sensor; must confirm compatibility with the vehicle using the fitment chart before purchase.
- Does not replace vehicle-level calibration steps if a manufacturer-specific setup is required by some diagnostics.
Specifications
| Brand | TRQ |
| Reference Numbers | 56041679AB; KS171 |
| Compatible Engines | V6 3.7L and some L4 2.8L applications |
| Compatible Models | 2002-06 Ram 1500, 2004-06 Dakota, 2004-06 Durango, 2002-06 Jeep Liberty, 2005-06 Grand Cherokee, 2006 Raider |
| Fitment Type | Direct replacement, pre-assembled |
| Intended Use | Engine knock/detonation sensing |
Our Verdict
The TRQ Engine Knock Sensor is a practical replacement for owners of the specified Dodge, Jeep, Ram, and Mitsubishi vehicles who need a direct-fit solution to resolve knock-related fault codes. It offers the right combination of fit, supportive DIY resources, and value, making it a sensible first choice before seeking dealer-priced parts or more specialized sensors.
Frequently Asked Questions
Will this sensor fit my 2005 Ram 1500?
It fits 2002-06 Ram 1500 with the 3.7L V6 engine listed in the fitment; confirm vehicle fitment with the chart before purchasing.
Does the part come ready to install?
Yes, the sensor is supplied as a pre-assembled direct-replacement designed to install without modification.
Will replacing this sensor clear the check engine light?
Customers report resolving knock-related engine codes by replacing the sensor, but final clearance depends on successful installation and clearing codes with a scan tool.
Editor's Take
The TRQ Engine Knock Sensor is a practical, direct-fit replacement for the listed 3.7L and 2.8L Dodge, Jeep, Ram, and Mitsubishi models; it offers correct fitment, DIY installation support, and good value for resolving knock-related codes.

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