P0151 harley code. A lit check engine light, abnormally high fuel consumption, and engine How to check Harley-Davidson trouble codes and what does the Harley-Davidson trouble code mean? VT’s Premier Harley-Davidson Dealership. Rode it for two days. The following procedure will instruct in retrieving and clearing ECM Diagnostic Trouble Codes and TSM/TSSM codes through the Harley guage cluster as well as a list of codes. It indicates the oxygen sensor’s voltage is lower than factory specifications for a certain period. The word “diag” should then appear. The P0151 code is a common diagnostic trouble code (DTC) for Harley-Davidson motorcycles, indicating an issue with the rear oxygen (O2) sensor. 2016 softail slim - I upgrade the the exhaust to v&h pro pipe and a Mar 7, 2008 · O2 Sensor DTC P0131 & P0151 need help!!! Hey ladies & gents, I have an 08 Nightster. Learn what the Harley code P0151 means and how to diagnose and fix it. I decided to put in new O2 sensors since they were original. The description in the Service Manual is: P0131 Front O2 sensor low or engine running lean P0151 Rear O2 sensor low or engine running lean The key point to look at here is "O2 sensor low" when analyzing what is happening with the IED's in place. Problems that could trigger the code include a faulty front O2 sensor, O2 sensor circuit problems, a lean running condition, and an exhaust leak. I put in a new battery. 21 volts, indicating excessive oxygen in the exhaust. Bank 2 refers to the side of the engine that does not contain cylinder number 1, while Sensor 1 denotes the pre-catalytic converter sensor. These types of DTCs can be triggered by problems with the fuel delivery, air leaks in the intake/exhaust systems, or problems with the ignition, as well as the normal "bad tune" problems when stock components are replaced with aftermarket items. It may be that the purpose of your life is to serve as a warning to others Turn ignition switch to Ignition and release odometer reset button. Background lighting should illuminate, speedometer Mar 25, 2023 · Code P0131. May 6, 2018 · The P0131 and P0151 codes mean the engine is running lean. The check engine light never came on. 1- Turn Ignition switch to OFF & Run/Stop switch is to Run. The code indicates a low voltage at the rear oxygen sensor due to exhaust leaks, defective sensor, shorted circuit or faulty ECM. Since the day I bought it I've had Po131 and po151 codes on harley 2009 96ci. P0151 is low rear O2 sensor, indicating you pinched a wire or munged the sensor when you installed it back in the pipe. 2018 Road glide Ultra . P0151 is the OBD-II generic code indicating the O2 sensor for bank 2 sensor 1 fails to increase the voltage output above . Oct 10, 2023 · If your car's ECM throws a P0151 trouble code, it's a good idea to fix it ASAP. When this code is triggered, it signifies that the Engine Control Module (ECM) has detected a low voltage signal from the rear O2 sensor, which can lead to suboptimal engine performance and reduced fuel efficiency. Before firing the parts cannon and replacing the ECM I would at least look to see if the pins Jul 2, 2010 · Some info on these codes which pertain to a code set when using the IED's What do the 131/151 codes mean? The codes are specifically listed as P0131 and P0151 codes. P0151 CODE Symptoms, Causes, and How to Fix MaxTheCarGuy 42. Harley dyna. I cleared the codes, but they came back. The description in the Service Manual is: P0131 Front O2 sensor low or engine running lean P0151 Rear O2 sensor low or engine This is one of the most frequent OBD2 trouble codes. The P0151 code specifically indicates that there is a low voltage condition in the O2 sensor circuit of Bank 2 Sensor 1. Wilkins HD 802-476-6104 Jan 26, 2016 · Harley Fault Codes 2004-2015 Below is a list of comprehensive list of diagnostic codes that you may come across on your Harley-Davidson. Wouldn’t start the first try. Sensors and Motors (P0051-P2304) ABS (C0652-C1573) Battery, Ignition, Lighting and Accessories (B0563-B2274) CanBus (U0001-U1317) Radio Diagnostics Exploring the P0151 code: causes, severity, and solutions for the O2 Sensor Circuit Low Voltage issue here! Fuel Moto does not offer technical support for diagnostic trouble codes. The P0132 and P0152 codes mean the engine is running rich. Light came back on. ” Code P0152 is triggered when the Engine Control Module (ECM) detects an abnormally high voltage (approximately 1. The PO just What does DTC mean on a Harley? What are the different types of Harley-Davidson fault codes? Get all the answers! The P0151 code specifically indicates that there is a low voltage condition in the O2 sensor circuit of Bank 2 Sensor 1. Jul 13, 2022 · Diagnostic trouble code (DTC) P0132 stands for “Oxygen Sensor Circuit High Voltage (Bank 1, Sensor 1). At a stop it will idle down and misfire a small amount. 0 to 1. Jump to Latest 19K views 8 replies 5 participants last post by Chase91 Sep 28, 2017 T Code P0151 Description The O2 sensor, or oxygen sensor, plays a crucial role in monitoring the oxygen levels in the exhaust gases and helping the engine control module (ECM) adjust the air-fuel ratio for optimal combustion. Read the full article below to know what it means, how to fix it, and what other codes may show related to it. I have 2 code p0151 and p0154 Harley's codes. 3- Turnignition switchto Ignition and release the odometer reset button. What should I check other than an exhaust leak? Jul 24, 2014 · P0051, or p0151? P0051 is not a code that I am aware of. 2- Push odometer resetbutton in & hold. Background lighting sould illuminate, speedometer needle should sweep its full range and indicator lamps (battery, security, low fuel, check engine and cruise) should illuminate. Mechanic's Assistant: Just to clarify, what’s the exact code? And have you tried to reset it? Customer: Yes. 2- Push odometer reset button in & hold. It didn't throw any codes for a few rides, but now I have P0132 (front O2 sensor rich), and P0154 (rear sensor open Jun 5, 2024 · DTC P0151 stands for “O2 Sensor Circuit Low Voltage (Bank 2, Sensor 1). Once warmed up it surges just a little when throttle is held mostly steady while cruising and will miss once in a while. Here's what causes code P0151 and how to resolve it P0143: • How to Fix P0143 Engine Code in 4 Minutes P0151: • How to Fix P0151 Engine Code in 4 Minutes P0157: • How to Fix P0157 Engine Code in 4 Minutes Jun 12, 2016 · So did the 113 build in the spring, and when I got some miles on it, it showed P0151 (rear O2 sensor lean), and P0152 (rear O2 sensor high). Since you claim everything is How to read the diagnostic trouble codes on Harley Sportsters and Big Twins. 3K subscribers Subscribe. The PO just Dec 28, 2024 · What does the P0151 Oxygen Sensor Circuit Low Voltage (Bank 2, Sensor 1) mean? P0151 code gets triggered when the Engine Control Module detects that the voltage from the oxygen sensor —also known as the air-fuel ratio sensor —has remained below 400 molts for more than 20 seconds, causing the engine to run either too rich or too lean. The following procedure will instruct in retrieving and clearing ECM Diagnostic Trouble Codes and TSM/TSSM codes through the Harley gauge cluster as well as a list of codes. I took off the air filter and let the throttlebody cough out the fumes to start. May 8, 2025 · 2010 Road King. It has around 1700 miles on it. Understanding the implications of the 131/151 Codes Explained What do the 131/151 codes mean? The codes are specifically listed as P0131 and P0151 codes. Cleared the check engine light. The O2 sensor produces a 0. 2V or higher) on the signal circuit of the bank 2 sensor 1 Oxygen (O2) Sensor for an extended period of time. Mechanic's Assistant: What is the make and model of your '09 bike? Aug 12, 2024 · The codes you posted indicate the following (from Harley-Davidson Fault Code Chart [DTC List] – PowerSportsGuide ): P0131 - front O2 sensor low P0132 - " high P0151 - rear O2 sensor low P0152 - " high These are engine control module (ECM) codes, but what's causing them to be produced I have no idea. 1- Turn Ignition switchto OFF & Run/Stop switch is to Run. Reset codes Mechanic's Assistant chat Customer: I have PO131 and PO151 codes on my 2009 Harley 96ci. Definition P0151 is an OBD-II Code that refers to O2 Sensor Circuit Low Voltage (Bank 2 Sensor 1) Meaning A P0151 code is caused by an ECM (Engine Control Module) receiving a signal indicating the O2 sensor for bank 2 sensor 1 has Bike threw a P0151 code randomly (low voltage or engine running lean at rear o2 sensor) had me tripping out because I have an aftermarket fuel tuner (Cobra Fi2000 powrpro Black) and that thing does all the thinking for itself. Bike starts and idles fine cold and acts up a little when warmed up, not idling smoothly. Sep 29, 2011 · P0131, p0151, fault codes. l8srfxscsj1bo8fplmtvggezmnsppvmrubphbcztxm8w