The Check Engine Light may illuminate because the mass air flow sensor sends incorrect information to the engine control computer. This can cause a loss of power on acceleration. A failed mass air flow sensor will require replacement.
Resources for the Repair and Maintenance of your 2004 Lexus IS300
2004 Lexus IS300
2004 Lexus IS300 Problems
Occasionally, the Check Engine Light is illuminated due to failures in the evaporative emission (EVAP) system. Our technicians tell us that proper diagnoses is generally required to confirm the exact fault causing the warning light to come on.
2004 Lexus IS300 Questions and Answers
I have a 2004 IS 300 and the track off light and check engine light just came on.
How do I remove and replace alternator on my Lexus 2004 IS300
The left side of my speedometer gauge is dark and it is impossible to see the speedometer between 40 and 75 mph at night. What is the access point and how do I get to the lamp that needs to be chan...
I have a 2004 IS300 and I noticed this week that every time I start my car my radio stations that I have programmed in my car radio are erased. Is this something that I should have looked into? I d...
The collision and the dealer said it was the air sensors that are failing. I only have 50miles on the car and now an additional repair bill of $1000. Could the accident have caused the sensors to...