P0316 Misfire Detected On Startup (First 1000 Revolutions)

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P0316 Misfire Detected On Startup (First 1000 Revolutions)

OBD-II Trouble Code Technical Description

Engine Misfire Detected on Startup (First 1000 Revolutions)

What does that mean?

This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. Although generic, the specific repair steps may vary depending on make/model.

This P0316 code means the powertrain control module (PCM) has detected a misfire shortly after startup, specifically within the first 1,000 revolutions.

This code may also be triggered with another of the other misfire codes which are P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308, P0309, P0310, P0311, P0312. If you have another misfire trouble code also, you should diagnose and repair that code(s) first.

Symptoms

Symptoms of a P0316 DTC may include:

  • MIL (Malfunction indicator lamp) illumination
  • Rough engine start or idle
  • Potential Causes

    Potential causes of this misfire code may include:

  • Damaged or defective Crankshaft Position Sensor (CKP)
  • CKP sensor wiring or connector fault
  • Poor fuel quality
  • Ran out of fuel
  • Ignition system malfunction
  • Fuel system malfunction: injector or fuel pump
  • Mechanical engine problem
  • Damaged PCM
  • Possible Solutions

    First off, you’ll want to repair any other misfire DTC codes if present prior to diagnosing this code. If you own a Ford vehicle and you have a P0316 along with one of the other misfire codes, you should check for appropriate TSBs (technical service bulletins), as there are some TSBs that in part involve reprogramming the PCM. Doing that requires specialized equipment. Some Ford vehicles even needed a new cylinder head as a result of the valve. Regardless, if you have a Ford with multiple misfire codes including this one, check for TSBs.

    If the P0316 is the only code, then it’s time to do a bit more diagnosing of the crankshaft and camshaft position sensors, and their associated connectors and wiring. A tip we’ve found is "Since this code indicates a start up misfire, pay attention to items which may expand or contract when cold (if the code sets when the engine is cold), or hot (if the code sets on a hot restart)."

    Realistically, the freeze frame data from the PCM will be helpful in tracking down the problem. As will a good DVOM (digital volt-ohm meter), so you can perform tests on the wiring and the sensors.

    Need help?

    Let us fix your problem. You are most welcome our diagnosis experts have in most cases the knowledge and skills to find the cause of the error code p0316 and to solve the problems.

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    "Delete Error Code Permanently, Disable DTC Error Code Function for p0316 in the ECU"

    In extreme cases, we even have the option to permanently remove the specific DTC p0316 and disable the function of the specific error code in the ECU. All other fault code functions will then continue to work to protect the engine. This is different from clearing an error code with a diagnostic device. We have the option to permanently remove the function of the specific error code, so that it never comes back. Also emergency running that occurs on the specific error code can be solved in most cases.

    Of course we prefer to first try to solve the cause of the error code, but sometimes the only solution is to permanently disable the DTC function of p0316.

    Make an appointment for permanent removal of p0316