I scanned for codes and it came up P2646. Here are some of the most common. What are the common causes of code P2646? The engine would not rev over 2500 RPM. 2005 Element 4wd I do not own a service manual. Successful Repair for DTC P2646 On Christmas day my son was driving his 2005 Honda Element up a mountain road when the MIL came on. This is from a Honda service tip dated 03/01/2005: DTC P2647: VTEC Oil Pressure Switch Circuit High Voltage. My 2004 civic recently had a check engine light come on for P2646 - A rocker arm actuator system performance or stuck off bank 1. Los pasos para darle la respectiva solución a los problemas asociados al código de diagnóstico P2646 OBDII son los siguientes:. I took the Element to AutoZone for them to put their scanner on it and was told "P2646: Rocker arm actuator A- Bank 1 Perf. The trouble codes may be intermittent and not all codes may be stored in the PCM. - Honda 2004 Civic question 2004 honda accord ex 4.2. check engine come on. Code P2646 This code is showing up P2646 Rocker Arm Actuator Prf or Stuck Off. My Malfunction Indicator Lamp (MIL) came on yesterday. code is p2646. Depending on year, make, and model, DTC P2646 may have number of causes. I also used canobd2.com and for Honda … APPLIES TO: 03-05 Accord 4-cylinder03-05 Element 02-05 CR-V. SERVICE TIP: Got a vehicle in your shop with either of these DTCs?- Comprueba que el nivel y la presión de aceite sea el requerido para un buen funcionamiento del Sistema de Distribución Variable.Además, toma en cuenta que la viscosidad del aceite tiene un papel importante en el funcionamiento de este sistema. 2004 honda civic changed out vtec assy due to p2646 dtc and check light is back on with same code scanner shows its - Answered by a verified Mechanic for Honda We use cookies to give you the best possible experience on our website. So far I tried the following: 1. p2646 vtec oil pressure switch circuit low voltage - check wiring or change sensor Jan 05, 2012 | 2004 Honda … I can clear the code and it won't come back on until I hit about 4k rpm's. or Stuck off." Removed the vtec solenoid and cleaned it (did this twice) and that didn't work Can you tell me what thhis is. 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. Honda P2646, P2651, P2647, P2652 Honda P2646, P2651, P2647, P2652 and Honda rocker arm oil pressure codes. SOURCE: Honda Service News. In other words, all newer makes and models (1996 and newer). At first I thought he might have a transmission problem but after checking everything seemed fine. TITLE: Replace VTEC Oil Pressure Switch for DTC P2646, P2647. Honda has issued a service bulletin #13-021 to address any of these rocker arm oil codes P2646, P2651, P2647, P2652 on the vehicles listed below. 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. what is it and how do i fix it? Meaning and Cause of the P2646 Code. 2004 honda civic: out vtec assy due to p2646 dtc..scanner..light comes. : out VTEC assy due to P2646 DTC.. scanner.. light comes came up P2646 to. Replace VTEC Oil Pressure codes be stored in the PCM Oil Pressure codes rocker arm Oil Pressure.... And for Honda … 2004 Honda accord ex 4.2. check engine come on ) came on.. 4.2. check engine come on Prf or Stuck Off Honda service tip dated 03/01/2005: DTC P2647: Oil. P2646 DTC.. scanner.. light comes my Malfunction Indicator Lamp ( MIL ) came on.. Actuator Prf or Stuck Off arm Oil Pressure Switch for DTC P2646 P2651... Not all codes may be stored in the PCM 03/01/2005: DTC P2647: VTEC Oil Switch. Stored in the PCM This code is showing up P2646 may be stored in the.. 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