From there, a shop will be able to give you an accurate estimate for repairs to fix your P0020 code. Many, if not most, shops will apply this diagnosis fee to any required repairs if you have them perform the repairs for you. Depending on the shop’s labor rate, this typically costs somewhere between $75-$150. If you take your car to a shop for diagnosis, most shops will start with an hour of “diag time” (the time spent in labor diagnosing your specific issue). It’s impossible to give an accurate estimate without properly diagnosing the issue first. P0020 can be caused by anything from a bad VVT control solenoid to faulty wiring to oil sludge inside the engine. These shops can not only help you figure out what’s going wrong before you waste time and money on the wrong parts, but they also offer a minimum 12-month, 12,000-mile warranty and stand behind all their estimates with guaranteed fair pricing. If your vehicle has this fault and you’re not comfortable diagnosing this issue at home, we recommend finding a RepairPal certified shop nearby to pinpoint the problem and give an accurate estimate for repairs. > Click here to get FIXD for $19.99 for a limited time! You can even use FIXD to clear the fault codes on your vehicle and see if your fix worked, or simply turn off codes that aren’t serious. The FIXD Sensor and app can help you diagnose and fix P0020 yourself by giving you access to detailed engine diagnostics that are easy to understand (even if you don’t know cars), live OBD2 data, and a Mechanic Hotline. With a timing fault, the first step is to get it diagnosed to figure out what is causing the problem. Decreased engine performance at high RPMs.Engine operating outside of proper timing parameters.Faulty VVT control solenoid valve (most common).There are many potential causes of code P0020. Code P0020 is triggered when the ECM attempts to adjust the Bank 2 intake camshaft timing by utilizing one of these valves and it detects an electrical issue in either the circuit going to the valve or the windings of the solenoid in the valve itself. The camshaft(s) is(are) adjusted by the Engine Control Module (ECM) through the use of an oil control valve(s) (OCV) also called variable valve timing control solenoid valves. The variable valve timing (VVT) system increases fuel economy and engine performance by regulating when the intake and exhaust valves are opened and closed. Use the FIXD Sensor and app to see the most likely fix and cost for P0020, get detailed diagnostics in plain English, access our Mechanic Hotline, and more. It could also cause your vehicle to fail emissions testing. However, if left unsolved, this code could cause your vehicle to experience decreased power and fuel economy. Diagnosis: This trouble code will not prevent your vehicle from running.Repair Urgency: Get this code fixed as soon as possible to avoid damage to the engine and emissions system.Issue Severity: MODERATE – Extended driving with this code may cause internal engine damage.P0020 definition : Intake Camshaft Actuator Circuit Open/Short (Bank 2).
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