Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2006COBALT SS, 4D SEDAN, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 11 (ENGINE CONTROLS - 2.0L - DTC P0132 TO DTC P0341)DTC P0141CONDITIONS FOR SETTING THE DTC
2006 Chevrolet Cobalt SS, 4D Sedan, Standard
Conditions for Setting the DTC
2006 Chevrolet Cobalt SS, 4D Sedan, StandardSECTION Conditions for Setting the DTC
WARNING: This page is about a different variant/trim than selected.
Heater Current Test
- The PCM detects that the HO2S 2 Heater Current parameter is more than 1.5 amps or less than 0.199 amps.
- DTC P0141 sets within 115 seconds during the heater current test when the above condition is met.
Heater Resistance Test
- The PCM detects that the HO2S 2 heater calculated resistance is not within an expected range at engine start-up.
- DTC P0141 sets within 5 seconds during the heater resistance test when the above condition is met.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.