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I have a 1998 BMW 318I, it is showing a P1423 Error Code. What the heck is that?

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I have a 1998 BMW 318I, it is showing a P1423 Error Code. What the heck is that?

Vehicle: 1998 BMW 318i

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Hi there

This is an issue with the secondary air injection solenoid on bank 1. This could be an issue with the air pump or a blocked hose, possibly the sensor that see's the air flow. Here is some more info on the code for you.

P1423 BMW - Secondary Air Injection System Bank 1 Insufficient Flow Detected

Read more: https://www.autocodes.com/p1423_bmw.html

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