... Other Notes About P2646. What does P2646 Honda trouble code indicate? In other words, all newer makes and models (1996 and newer). The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap. Description: The VTEC system activates the VTEC solenoid valve from the engine control module (ECM)/powertrain control module (PCM) and it charges/discharges the hydraulic circuit of the VTEC mechanism that … On July 16, 2013, Honda released a factory service bulletin, SB- … DTC P2646 is defined as “Rocker Arm Actuator A, Bank 1, Performance or Stuck Off.” Honda, Acura, and a couple other automakers use this definition. Here are some of the most … P2646 ACURA Description The Variable Valve Timing and Lift Electronic Control (VTEC) system activates the Rocker Arm Oil Control Solenoid (VTEC Solenoid Valve) by command from the Engine Control Module (ECM) / Powertrain Control Module (PCM), and it charges/discharges the hydraulic circuit … Foreign vehicles may also use DTC codes different from the generic DTC codes. Acura Mdx P2646 Engine Trouble Code When your car's 'Acura Mdx P2646 Check Engine' light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. Acura Legend manufacturer uses specific Acura Legend diagnostic code that are different from the codes shown below. Posibles soluciones del código DTC P2646 Genérico. What is the cost to diagnose the P2646 HONDA code Labor: 1.0 The cost to diagnose the P2646 HONDA code is 1.0 hour of labor. Responder. 2008 Acura MDX w/ Tech Package // Nimbus Gray // Ebony Leather ... and on the navi it says P2646 and the message says something about acceleration RPMs not getting enough or something along those lines. The Diagnostic Trouble Code (DTC) was P2646: VTEC Oil Pressure Switch Circuit Low Voltage. P2646 engine code for Acura Legend provides below are generic codes that may not apply to all vehicles. Although generic, the specific repair steps for this Diagnostic Trouble Code (DTC) vary from vehicle to … P2646 is a diagnostic trouble code that applies to vehicles with OBD2 systems. Diagnostic Trouble Code (DTC) P2646 code stands for “A” Rocker Arm Actuator System Performance/ Stuck Off (Bank 1).” It’s a generic OBD-II powertrain code supported by a variety of makes and models. I can get it fixed soon but - Answered by a verified Mechanic for Honda We use cookies to give you the best possible experience on our website. Because it starts with the P2xxx, the P2646 is a powertrain generic, or government-required code that applies to all vehicles with the OBD-II system. My Honda Odyssey is giving a p2646 code which is engine variable timing pressure sensor. Depending on year, make, and model, DTC P2646 may have number of causes. authorized Honda automobile dealer. July 16, 2013 13-021 Applies To: See VEHICLES AFFECTED MIL Comes On With DTCs P2646/P2651 or P2647/P2652 (Supersedes 13-021, dated February 28, 2013, to revise the information marked by the black bars) REVISION SUMMARY • Under VEHICLES AFFECTED, 2012–13 Civic models (except … What are the common causes of code P2646? ... Muy buena información le agregue cellador al aceite de Honda Odyssey 2007 y encendió el testigo con código p2646 y acabo de leer que el sensor detecta la viscosidad y enciende la luz del check engine. 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