× 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
2000 Buick Century Custom 3.1L MIL Lamp on
Posted to GM Driveability on 12/14/2009 17 Replies

After 3-4 days of driving, these codes are set & find that the o2 heater fuse is blown. Replace fuse, clear codes & all is well for another few days. Looked for chaffed wiring, found tsb for harness rubbing on accumulator, but nothing there. Any common areas t...

17 Replies Received (View Replies)

  Related Documents & Media  2000 Buick Century Custom

 
Message Closed w/FIX

car Vehicle Data

2000 Buick Century Custom

VIN 2G4WS52J3Y
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently
Misc.02 Sensors Replaced

Trouble Codes

P0133Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response
P0135Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction
P0141Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction
Message Closed w/FIX

car Vehicle Data

2000 Buick Century Custom

VIN 2G4WS52J3Y
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently
Misc.02 Sensors Replaced

Trouble Codes

P0133Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response
P0135Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction
P0141Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction