Owner's book · not a shop

Know the car. Then the window. Factory specs in plain English — don't authorize until you can say this at the counter.

Owner tools

Lab desks

No dongle required

Type the code

Any $20 scanner. Five characters. We write what it means and what to ask before parts. iPhone Safari has no Web Bluetooth — type the code.

Park first · Mode 03

ELM327

Checking whether this browser can open Web Bluetooth.

P0700

soon · typical Diagnosis $80–$160; repair varies

This is a pointer, not a diagnosis. The transmission module stored a more specific code (P07xx / P27xx). Do not authorize a rebuild from P0700 alone.

Usual first look · Whatever the TCM companion code says

Ask them to read the TCM codes and give you that number. P0700 by itself is incomplete.

Say this
I have P0700 stored. Ask them to read the TCM codes and give you that number. P0700 by itself is incomplete.

Not a driveway parts-cannon — pay for the test

SAE layout: powertrain (engine / transmission). Subsystem looks like transmission. Generic (SAE) code.

This is an SAE-generic layout. The number is real even if our dictionary has no paragraph yet.

Paste the RO. Circle the line they hung on this pointer. The code is not a parts list.