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What does the DTC p0418 code mean?

What does the DTC p0418 code mean?

The DTC P0418 is detected the the AIR vacuum control solenoid circuit not operating as desired by the PCM. P0418 Possible Symptoms. P0418 Meaning. An air pump is used on the vehicle to lower tail pipe emissions on start-up. The Powertrain Control Module (PCM) grounds the Air pump relay control circuit which energizes the Air pump.

Where is the p0418 trouble code stored on the PCM?

A P0418 trouble code is stored on the PCM when voltage readings from the secondary air injection system register a difference of more than 10 percent over manufacturer’s specifications.

How to diagnose a p0418 secondary air injection system relay?

In order to accurately diagnose a code P0418, a diagnostic scanner, a digital volt/ohmmeter (DVOM), and a reliable vehicle information source (like All Data DIY) will be required. Inspect system wiring, connectors, and the serpentine belt which drives the pump (if applicable) to begin your diagnosis.

Where can I find the p0718 trouble code?

Some codes related to P0718 include P0410, P0411, P0412, P0413, P0414, P0415, P0416, P0417, and P0419 trouble codes. A P0418 trouble code is stored on the PCM when voltage readings from the secondary air injection system register a difference of more than 10 percent over manufacturer’s specifications.

How much does it cost to diagnose a p0418 code?

The cost of diagnosing the P0418 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour. When is the P0418 code detected?

In order to accurately diagnose a code P0418, a diagnostic scanner, a digital volt/ohmmeter (DVOM), and a reliable vehicle information source (like All Data DIY) will be required. Inspect system wiring, connectors, and the serpentine belt which drives the pump (if applicable) to begin your diagnosis.

How does the DTC p0418 work on a car?

The DTC P0418 is detected the the AIR vacuum control solenoid circuit not operating as desired by the PCM. An air pump is used on the vehicle to lower tail pipe emissions on start-up.

Some codes related to P0718 include P0410, P0411, P0412, P0413, P0414, P0415, P0416, P0417, and P0419 trouble codes. A P0418 trouble code is stored on the PCM when voltage readings from the secondary air injection system register a difference of more than 10 percent over manufacturer’s specifications.

How to diagnose a Sai code p0418?

Shorted wiring, components, and/or connectors in the SAI system In order to accurately diagnose a code P0418, a diagnostic scanner, a digital volt/ohmmeter (DVOM), and a reliable vehicle information source (like All Data DIY) will be required.

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Ruth Doyle