Have a 2001 Lexus rx300.Have multiple codes all petaining to ignition malfunction

Question

codes are PO300 P1315 P1310.What do I change

Answer 1

Hi there

These codes indicate you have a couple of faulty ignition coils on cylinder #3 and cylinder #4. Most of the time the issue is with the coil itself, although you can have other issues as well with possible wiring or computer issues.

P1315 LEXUS - Igniter Circuit Malfunction No. 4

Read more: https://www.autocodes.com/p1315_lexus.html