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P1133 Diagnostic Trouble Code Discussion for August 2010

Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching

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Trouble Ticket Help Requests for DTC P1133
Help Request Posted
1999 Pontiac Grand Prix GT 3.8L MIL Lamp on VIN: 1G2WP12K7X
P1133: Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching. Help! cant seem to get a handle on this one.The code comes back every-time you maintain a speed of 40 to 45 mph as the freeze frame data shows PO 1133 RPM 1822 PO O133 RPM 14 . ECT 174 ECT 199 MAF 16.75 MAF 15.07 LOAD 9% LOAD 9% TP ANGLE 6% TP ANGLE 6% BA...
August 26, 2010