July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Engine Controls - Tests W/Codes - 4-CYL: Summary

If no hard trouble codes are present, driveability symptoms exist or intermittent trouble codes exist, proceed to steps in appropriate articles listed below for diagnosis by symptom (i.e., ROUGH IDLE, NO START, etc.) or intermittent procedures.

TESTS W/O CODES Pickup
TESTS W/O CODES 4Runner