STANDARD MOTOR PRODUCTS PC278T Smp Crankshaft Position Sensor Sonora 5.3L

( Brand: Standard Motor Products ), ( Type: Crankshaft Position Sensor ), ( Items Included: Instructions ), ( Placement On Vehicle: Front ), ( Manufacturer Part Number: PC278T ), ( Performance Part: Yes ), ( Manufacturer Warranty: 1 Year ), ( Finish: Matte ), ( Fitment Type: Direct Replacement )

Review STANDARD MOTOR PRODUCTS Smp Crankshaft Position Sensor Chevrolet Sonora 5.3l fits 2003–2006

The Standard Motor PC278T SMP Crankshaft Position Sensor is an essential component for the ignition and fuel injection systems in 2003-2006 Chevrolet Sonora models equipped with the 5.3L engine. This sensor is responsible for detecting the position of the crankshaft and providing critical information to the engine control module (ECM).

The PC278T sensor is a three-wire Hall Effect sensor, which means it utilizes a magnetic field and voltage to detect the crankshaft position. The sensor housing is made of durable materials, designed to withstand the harsh conditions of the engine compartment. It features a compact size, measuring approximately 2.2 inches (56.4mm) in length and 1.2 inches (30.5mm) in width, allowing it to fit conveniently into the engine bay.

The sensor comes with a precision-machined, 36-tooth crankshaft wheel, which ensures accurate sensor output. The sensor's resistance is specified at approximately 1.2 ohms at 25 degrees Celsius (77 degrees Fahrenheit), making it well-suited for the electrical requirements of the Chevrolet Sonora's engine management system.

The three-wire connection includes an input signal wire, a ground wire, and a power wire. When installed correctly, the sensor will provide a continuous, accurate crankshaft position signal to the ECM. Proper installation is crucial for optimal engine performance and efficient fuel consumption.

The Standard Motor PC278T SMP Crankshaft Position Sensor is a direct replacement for the OEM part and is engineered to meet or exceed the original equipment's specifications. It is designed to provide reliable, long-lasting service, ensuring that your Chevrolet Sonora's engine runs smoothly and efficiently.

In summary, the Standard Motor PC278T SMP Crankshaft Position Sensor is a high-quality, three-wire Hall Effect sensor designed for use in 2003-2006 Chevrolet Sonora models with the 5.3L engine. It is responsible for detecting crankshaft position and providing critical information to the engine control module. The sensor features a compact size, durable housing, and a precision-machined crankshaft wheel, ensuring accurate sensor output and long-lasting performance.

Buying a standard motor PC278T SMP crankshaft position sensor for a 2003-2006 Chevrolet Sonora with a 5.3L engine can be a viable option for those looking to save on repair costs. Below are some pros and cons to consider before making a purchase.

1. Cost-Effective: Aftermarket sensors like the PC278T are generally less expensive than original equipment manufacturer (OEM) sensors.

2. Wide Availability: Aftermarket sensors can be easily purchased from various auto parts stores and online retailers.

3. Functionally Equivalent: Aftermarket sensors are designed to meet or exceed OEM specifications, ensuring proper functionality.

4. Quick Shipping: Ordering an aftermarket sensor online often results in faster shipping compared to waiting for an OEM part from a dealership.

1. Quality Concerns: Some aftermarket sensors may not be of the same quality as OEM sensors, potentially leading to premature failure or inaccurate readings.

2. Installation Complexity: In some cases, the aftermarket sensor may not fit perfectly into the sensor housing, requiring additional modifications or adapters.

3. Lack of Warranty: Aftermarket sensors usually do not come with the same level of warranty coverage as OEM sensors.

4. Potential for Compatibility Issues: While most aftermarket sensors are designed to work with various vehicle makes and models, there is always a risk of compatibility issues.

Considering the pros and cons, buying a standard motor PC278T SMP crankshaft position sensor for a 2003-2006 Chevrolet Sonora with a 5.3L engine can be a cost-effective solution with proper research and attention to detail. However, it is essential to verify the sensor's quality, compatibility, and functional equivalence to the OEM sensor before making a purchase. Additionally, be prepared for potential installation complexities and the lack of warranty coverage.

If you decide to purchase an aftermarket sensor, look for reputable brands with positive customer reviews and a good return policy. You may also want to consult with a mechanic or trusted auto parts store for guidance on compatibility and installation.

Details:

PROTECT AGAINST FUEL, ENGINE OIL, AND EMISSION BYPRODUCTS: DENSO uses a Polyvinyl Sulfide resin coating over the molded IC chip and cylindrical magnet for greater strength superior resistance to damaging substances. SELECT A SENSOR 10 TIMES MORE SENSITIVE than a Hall-element sensor. The STANDARD Engine Crankshaft Position Sensor provides premium sensing capabilities and detects crankshaft rotation during one engine-combustion cycle. DELIVER PREMIUM SENSOR CAPABILITIES: the molded IC chip is installed inside a cylindrical magnet so it can be positioned closer to gears that rotate with crankshaft.

GENUINE SMP PRODUCT 100% AUTHENTIC GUARANTEED. When symptoms of a bad crankshaft position sensor appear such as the vehicle not starting, intermittent stalling, or an illuminated check-engine light, you'll need to consider replacement. STANDARD, a leader in manufacturing automotive parts, produces both magnetic resistant element MRE and pick-up MPU sensors. TAP INTO THE POWER OF SUPERIOR IGNITION SYSTEM TIMING with meticulous monitoring by the STANDARD Crankshaft Position Sensor.

Then it sends that data to the vehicles engine control module ECM which ultimately determines timing of ignition, as well fuel injection requires. GET ACCURATE READINGS, EVEN JUST AFTER AN ENGINE IS STARTED: a pair of Mares resides on the integrated circuit IC chip to ensure precise readings.

part #: pc278t prices

• $29.95-$37.01

specifications sparkystooge:

• for makes: Chevrolet
• for years: 2003-2006
• brand: Standard Motor Products
• type: Crankshaft Position Sensor
• items included: Instructions
• placement on vehicle: Front
• manufacturer part number: PC278T
• performance part: Yes
• manufacturer warranty: 1 Year
• finish: Matte
• fitment type: Direct Replacement

offer sparkystooge:

• availability: In Stock
• options: Ship-to-home
• started: November 23, 2025
• quantity: 9
• sold: 0

seller sparkystooge:

• # reviews: 92260
• rating: 99.2%
• city: Fountain Valley, California

general sparkystooge:

• condition: New
• Car Truck Parts Accessories > Ignition Systems Components > Ignition Kits

returns sparkystooge:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

payments sparkystooge:

• wallet: Google-pay
• other
• credit card: Diners-club

shipping sparkystooge:

• service: USPS Ground Advantage, Expedited
• class: Standard, Expedited
• carrier: USPS
• transit: 5-9 Days
• type: Fixed
• cost: $0.00

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