× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1999 Lexus RX300 3.0L Poor Idle Quality, Surge, MIL Lamp on
Posted to Asian Driveability on 8/25/2003 4 Replies

I've been fighting this problem for a while now. The customer complained the MIL light was on and I cleared the code and sent the car out again to detremine if the code was a hard one and it reset.

I've checked the voltage readings at the throttle sensor and ...

4 Replies Received (View Replies)

  Related Documents & Media  1999 Lexus RX300

 
Message Closed w/Summary

car Vehicle Data

1999 Lexus RX300

VIN JT6HF10U0X
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge, MIL Lamp On

Trouble Codes

P0120Throttle Position Sensor Circuit Malfunction
Message Closed w/Summary

car Vehicle Data

1999 Lexus RX300

VIN JT6HF10U0X
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge, MIL Lamp On

Trouble Codes

P0120Throttle Position Sensor Circuit Malfunction