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Jeep Patriot Neutral Safety Switch Guide (2007-2017)

If your Jeep Patriot won't start but has power, the neutral safety switch could be the problem.

4 minutes to read 2007-2017 Jeep Patriot
Difficulty
2/5
Est. Time
1.5 hrs
DIY Doable?
✅ Yes
Shop Labor
$100-$200
⚠️ Drivable, but... — Driving is not recommended because the vehicle may not restart, or it could exhibit unsafe behavior like having no reverse lights.
Key Takeaways
  • A primary symptom of failure is a no-start condition where lights work but the engine doesn't crank.
  • Try starting the vehicle in Neutral if it won't start in Park; if it works, the switch is likely the cause.
  • The most common diagnostic code for this issue is P0705, for a transmission range sensor circuit malfunction.
  • Standard Ignition is a reputable aftermarket brand that offers a cost-effective alternative to the OEM part.
The Neutral Safety Switch on your Jeep Patriot has two main jobs. First, it's a safety device that only allows the engine to start when the transmission is in Park or Neutral. This prevents the vehicle from lurching forward or backward on startup. Second, it acts as a Transmission Range Sensor (TRS), telling your vehicle's main computer (PCM) which gear you've selected (Park, Reverse, Neutral, Drive). This information is critical for proper automatic transmission shifting and for activating the reverse lights.

Is Your Patriot's Neutral Safety Switch Failing?

A side-by-side comparison of a new, clean neutral safety switch versus a failed unit with corroded electrical contacts.
A failing neutral safety switch (right) often suffers from internal corrosion or oil intrusion, preventing the clean electrical signal seen in a new unit (left).

A bad neutral safety switch, also called a transmission range sensor, can leave you stranded. The most common issue is a no-start condition where you turn the key, the dashboard lights and radio come on, but the engine doesn't crank. Before you blame the starter or battery, check if the switch is the real culprit. Sometimes, simply shifting to Neutral and trying to start the engine will work, which is a strong sign the switch is failing.

Common Failure Symptoms

  • No Crank, No Start: The engine won't turn over, but your battery is fine.
  • Starts in Neutral but Not Park (or vice-versa): The switch is only working in one of its two starting positions.
  • Check Engine Light: A fault in the switch's circuit will trigger a Check Engine Light, often with code P0705.
  • No Reverse Lights: The switch tells the car it's in reverse, so if it fails, your backup lights may not turn on.
  • Incorrect Gear Display: The gear indicator on your dash might not match the gear you've selected.
Safety Warning: In rare cases, a failed switch can allow the vehicle to start in any gear. This is extremely dangerous. If this happens, do not drive the vehicle and replace the switch immediately.

Choosing the Right Aftermarket Switch

A Standard Ignition brand neutral safety switch in its retail packaging.
Standard Ignition (SMP) offers a reliable aftermarket alternative to the OEM Mopar part, designed to meet original equipment specifications.

When replacing the neutral safety switch on your Patriot, you have a choice between OEM (Mopar) and aftermarket parts. For this guide, we'll focus on the aftermarket brand Standard Ignition (also known as Standard Motor Products or SMP).

  • OEM Mopar: Generally considered the highest quality and guaranteed to fit, but it comes at the highest price. If you want absolute peace of mind, the dealer part is a safe bet.
  • Standard Ignition (Aftermarket): Standard is a well-known aftermarket manufacturer that has been around for a long time. Their parts are designed to meet original equipment (OE) specifications for fit and function and are a reliable alternative to the more expensive dealer part. For a component like a neutral safety switch, a quality aftermarket brand like Standard offers a good balance of price and reliability.
Pro Tip: The terms Neutral Safety Switch (NSS), Transmission Range Sensor (TRS), and PRNDL Switch all refer to the same part. Don't get confused if you see these different names while shopping.

Known Issues, Recalls, or TSBs

Based on searches of the National Highway Traffic Safety Administration (NHTSA) database and other technical resources, there are no specific recalls or widespread Technical Service Bulletins (TSBs) for the neutral safety switch on the 2007-2017 Jeep Patriot. While other Jeep models have had recalls for shift-related components, the Patriot's switch has not been the subject of a specific safety campaign.

Cost of Replacing a Jeep Patriot Neutral Safety Switch

Part Type Estimated Cost
New Aftermarket (Standard Ignition) $71.84 - $146.01
Shop Labor $100 - $200
Total Estimated Cost (Aftermarket) $172 - $346

Costs are estimates and may vary based on your location and the specific repair shop.

Frequently Asked Questions (FAQ)

The neutral safety switch mounted on the exterior of a Jeep Patriot transmission housing.
The neutral safety switch is typically located on the exterior of the transmission housing, where it interfaces with the manual shift lever.
Can I replace the neutral safety switch myself?

Yes, this is a DIY-feasible job for someone with moderate mechanical skill and proper tools. The switch is typically located on the outside of the transmission housing. 🎬 Watch: Step-by-step replacement guide without using special tools You will need to safely lift and support the vehicle to gain access. The key is to ensure the new switch is properly aligned with the transmission's manual shift lever.

What does the code P0705 mean?

P0705 stands for "Transmission Range Sensor Circuit Malfunction." 🎬 See how to diagnose code P0705 before buying parts It means the vehicle's computer has detected an incorrect or missing signal from the switch. This is the most common trouble code associated with a failing neutral safety switch.

My Patriot won't start. How do I know it's the switch and not the starter?

If the switch is bad, you typically won't hear a 'click' from the starter solenoid when you turn the key, but the lights and radio will work fine. A quick test is to put the gear selector in Neutral and try to start it. If it starts in Neutral but not Park, the switch is almost certainly the problem.

Is it safe to drive with a bad neutral safety switch?

It is not recommended. While the vehicle may drive normally once started, you risk being stranded if it won't start again. More seriously, if the switch is completely shorted, the vehicle could potentially start in gear or the reverse lights may not work, creating significant safety hazards.

HOW TO REPLACE A TRANSMISSION RANGE SENSOR (NO SPECIAL TOOL)
HOW TO REPLACE A TRANSMISSION RANGE SENSOR (NO SPECIAL TOOL)
P0705 Trouble Code – Don’t Replace Parts Until You Watch This!
P0705 Trouble Code – Don’t Replace Parts Until You Watch This!
How to FIX Your Transmission Range Sensor (DIY Tutorial)
How to FIX Your Transmission Range Sensor (DIY Tutorial)
9 Signs & Symptoms of a Bad Transmission Range Sensor, Causes + How to Fix
9 Signs & Symptoms of a Bad Transmission Range Sensor, Causes + How to Fix

Technical Specifications

The Neutral Safety Switch for the Jeep Patriot is an electronic sensor mounted to the transmission that communicates gear position to the vehicle's computer. It functions as both a safety interlock for the starter and a position sensor for transmission control.

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The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.

Year Coverage
This article covers the Neutral Safety Switch for:
  • Jeep Patriot: 20072008200920102011201220132014201520162017
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