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P1133 Diagnostic Trouble Code Discussion for April 2009

Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching


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Trouble Ticket Help Requests for DTC P1133
Help Request Posted
2000 Isuzu Rodeo LS 3.2L MIL Lamp on VIN: 4S2DM58W7Y
P1133: Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching. Vehicle came in with check engine light on solid or at times flashing. Also had a poor running condition.Originally condemned bank 1 sensor 1 O2 sensor.Replaced sensor and clear memory. Customer drove vehicle code came back in a few days. Smoke tested intake m...
April 03, 2009
2000 Isuzu Rodeo LS 3.2L MIL Lamp on VIN: 4S2DM58W7Y
P1133: Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching. Vehicle came in with check engine light on solid or at times flashing. Also had a poor running condition.Originally condemned bank 1 sensor 1 O2 sensor.Replaced sensor and clear memory. Customer drove vehicle code came back in a few days. Smoke tested intake m...
April 03, 2009