Join Now
International Automotive Technicians Network

P1133 Diagnostic Trouble Code Discussion for May 2010

Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P1133
Help Request Posted
2003 Pontiac Grand Prix GT 3.8L MIL Lamp on VIN: 1G2WP52K73
P1133: Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching. ... this Grans Prix that came to me on 5-09 at 97k miles with a converter plugged. We replaced converter with aftermarket. I have used these converters and have not had any problem with them. Car returned in 11-09 @102k miles with PO420 stored. Monitored O2 gr...
May 18, 2010
1999 Chevrolet Malibu LS 3.1L MIL Lamp on VIN: 1G1NE52J4X
P1133: Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching. Car originally came in last Fall with P1133. No problems, just light. Test drove, cleared, sent her home. About a month ago, car came back. Light on, same code, no issues felt driving, etc... Another worker in the shop pulled this ticket, scanned car, dunked a...
May 27, 2010
2003 Pontiac Grand Prix GT 3.8L MIL Lamp on VIN: 1G2WP52K73
P1133: Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching. ... this Grans Prix that came to me on 5-09 at 97k miles with a converter plugged. We replaced converter with aftermarket. I have used these converters and have not had any problem with them. Car returned in 11-09 @102k miles with PO420 stored. Monitored O2 gr...
May 18, 2010
1999 Chevrolet Malibu LS 3.1L MIL Lamp on VIN: 1G1NE52J4X
P1133: Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching. Car originally came in last Fall with P1133. No problems, just light. Test drove, cleared, sent her home. About a month ago, car came back. Light on, same code, no issues felt driving, etc... Another worker in the shop pulled this ticket, scanned car, dunked a...
May 27, 2010