Step 1 of 7 · Check Engine Light Decoded
Find the port
Find the port — step 1 of 7 in Check Engine Light Decoded. Usually under the dash, driver's side, left of the steering column. Key on. Some live data needs the engine running.
Free auto & mechanics tip: Find the port (step 1 of 7 from "Check Engine Light Decoded").
Usually under the dash, driver's side, left of the steering column. Key on. Some live data needs the engine running.
Write every code down before you clear anything. Screenshot the app. 'I think it was a P0-something' is how you buy the wrong part twice.
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