Rick's Free Auto Repair Advice

Posts Tagged: 02 Sensor Heater Circuit Malfunction

P0141 Oxygen sensor Chrysler products

Fix code P0141 Oxygen sensor Chrysler products P0141, 02 Sensor Heater Circuit Malfunction, Bank 1 Sensor 2, Dodge Grand Caravan and Plymouth Voyager van. This trouble code indicates that the computer has detected a problem with the heater in the oxygen sensor located after the catalytic converter. Before you replace the sensor, check for battery voltage on the dark green/orange wire after placing a jumper wire between terminals 30 and 87 in the auto shutdown relay socket. Power for the downstream sensor comes from the auto shutdown relay. If you get … Read More


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