Fault Code Lookup › Powertrain codes › P0850
P0850 Powertrain · generic OBD-II
Park/Neutral Switch Input Circuit
P0850 is a standard code covering engine, transmission, fuel and emissions. It names the system that logged the fault, not the part that failed. Below: which cars owners reported it on, what happened, and recalls on those cars, from 6 complaints filed with NHTSA. Updated November 9, 2026.
Owners also write it as P085000 (the last two characters are the sub-code).
- 6owner reports
- 5car models
- 0mention a crash
- 0mention a fire
- 2012–2023model years
Which cars get code P0850?
Every model whose owners mentioned P0850 in a complaint, most reports first. Each year opens that car's full problem report. Popular models collect more reports because more of them are on the road.
Where does P0850 show up?
By brand
- Ram2
- Volkswagen1
- Ford1
- Jeep1
- Chrysler1
Component the owner filed it under
Is there a recall for P0850?
The others concern the component owners file this code under (Power Train) on the same cars; they may or may not relate to the code. Recall repairs are free; check your VIN at nhtsa.gov/recalls.
Power Train: Transfer Case (4-Wheel Drive) Chrysler (FCA US LLC) is recalling certain 2019 Ram 1500 pickup trucks equipped with four-wheel drive. A gear within the transfer case may not have been installed correctly, possibly causing the vehicle to become stuck in neutral. If this occurs while driving, there could be a sudden loss of power…
2019 Ram 1500. Full risk and remedy on each car's report.
Power Train: Driveline: Driveshaft Chrysler (FCA US LLC) is recalling certain 2018-2019 Ram 1500 pickup trucks. The rear driveshaft may have an incomplete weld fusion between the tube and tube yoke, which may lead to weld cracking or the driveshaft fracturing.
2019 Ram 1500. Full risk and remedy on each car's report.
Power Train: Axle Assembly Chrysler (FCA US LLC) is recalling certain 2018-2019 RAM 1500 trucks. The rear differential may have been insufficiently filled, possibly resulting in its failure.
2019 Ram 1500. Full risk and remedy on each car's report.
Power Train: Automatic Transmission Chrysler (FCA US LLC) is recalling certain 2018 Dodge Charger, Durango and Challenger, Jeep Grand Cherokee and Wrangler, Chrysler 300, and RAM 1500 vehicles. An incorrect transmission park lock rod may have been installed in the transmission.
2018 Jeep Grand Cherokee. Full risk and remedy on each car's report.
Power Train: Automatic Transmission: Lever And Linkage: Column Shift Chrysler (FCA US LLC) is recalling certain 2016-2017 Ram 3500 Cab Chassis with a Gross Vehicle Weight Rating (GVWR) of less than 10,000 lbs, 2011-2017 Ram 3500, 4500 and 5500 Cab Chassis vehicles, 2009-2017 Ram 1500 and 2010-2017 Ram 2500 and 3500 pickup trucks, all equipped with a column shifter…
2013 Ram 1500. Full risk and remedy on each car's report.
Power Train: Automatic Transmission: Control Module (Tcm/Pcm/Tecm) Chrysler (FCA US LLC) is recalling certain model year 2012-2014 Dodge Charger and Chrysler 300 vehicles manufactured February 15, 2011, to November 27, 2014, and 2014-2015 Jeep Grand Cherokee vehicles manufactured July 16, 2012, to December 22, 2015. The affected vehicles, equipped with an…
2013 Chrysler 300. Full risk and remedy on each car's report.
Power Train: Automatic Transmission Chrysler Group LLC (Chrysler) is recalling certain model year 2013 Chrysler 300 AWD, Dodge Charger AWD, and Dodge Ram 1500 4x4 vehicles equipped with ZF all wheel drive ("AWD") 8HP45 transmissions. In the affected vehicles, the transmission output shaft may fracture.
2013 Ram 1500, 2013 Chrysler 300. Full risk and remedy on each car's report.
What happened when owners saw P0850?
6 of the 6 reports, spread across the models above, as the owners wrote them. NHTSA removes names and VINs; long reports are trimmed. CarHooq has not verified individual claims.
Code p0850 for the tcm. Transmission would not go in park it happened 3 times on 3/3/2023 and 2 time 3/4/2023 truck would not shutoff due to the issue engine light came on and remains on. Had to set emergency brake so truck wouldn't roll and jump start the following morning because ignition had to stay on after seeing a chunk of snow fall off the transmission about 18"x10"and 6"thick it now shifts to park engine light remains
I DROVE MY CAR IN THE MORNING. IT SEEMED LIKE IT WAS GOING TO STALL WHEN DRIVING HOME. PARKED THE CAR. LATTER GOT IN MY CARTO START IT AND IT MADE A ODD SOUND. I LOOKED AT THE DASH AND CHECK ENGINE LIGHT. LIGHTNING BOLT. ANTI LOCK WER LIT. IVE NOT BEEN ABLE TO START MY CAR SINCE. 3 MONTHS. 2013 CHRYSLER 300 TOURING. IT STARTED READING 2 CODES P0850 NOW ITS READING 7 CODES. NEVER GOT IT TO TURN OVER. ALSO MY BATTERY IS DRAINING.
FAILURE CAUSED CAR TO DROP SPEED AND POWER WHILE DRIVING ON THE FREEWAY WHICH ULTIMATELY CAUSED A SAFETY ISSUE WITH FAST MOVING TRAFFIC. FORD CODE P0850:62-28-IPC. *TR
had a recall done in February and 3 weeks later the car would not start randomly no warning lights illuminated on the dash prior to being shut off and once it would start it threw 3 codes for p0850, u0100, and U1267 all related to the parts replaced in February for the recall for the 2nd time now regarding the same parts. and trying to get a reinspection done for the recall bc the parts seem to have failed and its been a living nightmare. and unsure why no warning lights were illuminated prior to the car not starting randomly
The follow failed module faults have REPEATEDLY FAILED: U010400 lost communication with cruise control module, U112100 databus missing message & U112300 databus error value received, C110BF0 Adaptive Cruise Control Sensor, C111207 Haldex Clutch Pump Mechanical Malfunction, P030400 Cyl 4 Misfire, ***P085000 Park/Neutral Switch Input Circuit Open or Short***, U105400 Information Electronics Control Module 1 No Communication. I’ve had it repaired once by VW. Been at dealership multiple times for all of these issues. Currently, they are not helpful. My car does not recognize PARK, it thinks it’s in NEUTRAL.
CHECK ENGINE CODE PO850 . DEALER STATES MECHATRONICS VALVE BODY NEEDS REPLACEMENT $2,800. CONTACTED SEVERAL DEALERS AND PROFESSIONALS AND FOUND THIS IS A COMMON PROBLEM WITH THIS 8 SPEED TRANSMISSION
P0850: questions drivers ask
What does code P0850 mean?
P0850 is a generic OBD-II powertrain code. Its standard definition is "Park/Neutral Switch Input Circuit". The code tells you which system set the fault, not which part failed; the owner reports on this page show what it meant in practice for 5 car models.
Which cars get code P0850 most often?
In NHTSA owner complaints, P0850 is mentioned most for the Ram 1500 (2), Chrysler 300 (1), Ford Focus (1), across 5 models and model years 2012 to 2023. Popular models collect more reports because more of them are on the road.
Is there a recall for code P0850?
No NHTSA recall text names P0850 directly. 7 recalls on the cars that report this code concern the same component owners name most (Power Train); they may or may not relate to the code. Check your VIN at nhtsa.gov/recalls.
What should I do if my car shows P0850?
Write down when the code appeared and what the car did (warning lights, loss of power, noises, speed, weather). Check your VIN for open recalls at nhtsa.gov/recalls, ask a dealer or independent workshop to read the stored freeze-frame data before anyone clears the code, and keep the repair order. If the car loses power in traffic, stop driving it. CarHooq does not diagnose: these are owner reports and official recall notices, not repair advice.
How this page was made
CarHooq read the text of every owner complaint filed with NHTSA for 19 US and European brands (model years 2012 onwards) and picked out the diagnostic trouble codes owners wrote down. This page lists every mention of P0850 (including sub-code forms such as P085000). The definition is the generic SAE J2012 wording; a carmaker may use the code slightly differently. Nothing here is a diagnosis. More answers: the fault code FAQ. Data: NHTSA Office of Defects Investigation (public domain), retrieved November 9, 2026. How CarHooq reports are made.
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