P1670 Hyundai - invalid injector iqa / c21

Question

The vehicle will not start when the engine is warm and starts after a few tumbles when the engine is cold

Answer 1

Hi there,

This code indicates an issue with the ignition control module. Here is some info for you.

P1670 HYUNDAI - Ignition Power Stage B Circuit Malfunction

Read more: https://www.autocodes.com/p1670_hyundai.html