MechanicDB
Fault Family System: Powertrain (P-Codes) 48 SAE Codes

O2 Sensor Circuit

Diagnostic & Technical Explanation
Code P0130 (O2 Sensor Circuit Bank 1 Sensor 1) sets when the ECM sees an open circuit, a stuck/biased voltage, or no signal activity from an oxygen sensor's signal circuit. Causes are a contaminated or worn-out sensor element, an exhaust leak near the sensor bung skewing readings, or damaged sensor wiring.

These 48 diagnostic trouble codes share one detection mechanism and one repair path, which is why MechanicDB groups them into a single authored fault family rather than repeating the same explanation 48 times.

Codes in this family (48)

CodeDefinitionRepair coverage
P0130O2 Sensor Circuit Bank 1 Sensor 13 ranked fixes
P0131O2 Sensor Circuit Low Voltage Bank 1 Sensor 13 ranked fixes
P0132O2 Sensor Circuit High Voltage Bank 1 Sensor 13 ranked fixes
P0134O2 Sensor Circuit No Activity Detected Bank 1 Sensor 13 ranked fixes
P0136O2 Sensor Circuit Bank 1 Sensor 23 ranked fixes
P0137O2 Sensor Circuit Low Voltage Bank 1 Sensor 23 ranked fixes
P0138O2 Sensor Circuit High Voltage Bank 1 Sensor 23 ranked fixes
P0140O2 Sensor Circuit No Activity Detected Bank 1 Sensor 23 ranked fixes
P0142O2 Sensor Circuit Bank 1 Sensor 33 ranked fixes
P0143O2 Sensor Circuit Low Voltage Bank 1 Sensor 33 ranked fixes
P0144O2 Sensor Circuit High Voltage Bank 1 Sensor 33 ranked fixes
P0146O2 Sensor Circuit No Activity Detected Bank 1 Sensor 33 ranked fixes
P0150O2 Sensor Circuit Bank 2 Sensor 13 ranked fixes
P0151O2 Sensor Circuit Low Voltage Bank 2 Sensor 13 ranked fixes
P0152O2 Sensor Circuit High Voltage Bank 2 Sensor 13 ranked fixes
P0154O2 Sensor Circuit No Activity Detected Bank 2 Sensor 13 ranked fixes
P0156O2 Sensor Circuit Bank 2 Sensor 23 ranked fixes
P0157O2 Sensor Circuit Low Voltage Bank 2 Sensor 23 ranked fixes
P0158O2 Sensor Circuit High Voltage Bank 2 Sensor 23 ranked fixes
P0160O2 Sensor Circuit No Activity Detected Bank 2 Sensor 23 ranked fixes
P0162O2 Sensor Circuit Bank 2 Sensor 33 ranked fixes
P0163O2 Sensor Circuit Low Voltage Bank 2 Sensor 33 ranked fixes
P0164O2 Sensor Circuit High Voltage Bank 2 Sensor 33 ranked fixes
P0166O2 Sensor Circuit No Activity Detected Bank 2 Sensor 33 ranked fixes
P01F1O2 Sensor Circuit Bank 1 Sensor 43 ranked fixes
P01F2O2 Sensor Circuit Low Voltage Bank 1 Sensor 43 ranked fixes
P01F3O2 Sensor Circuit High Voltage Bank 1 Sensor 43 ranked fixes
P01F5O2 Sensor Circuit No Activity Detected Bank 1 Sensor 43 ranked fixes
P01F6O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 43 ranked fixes
P01F7O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 43 ranked fixes
P2195O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 13 ranked fixes
P2196O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 13 ranked fixes
P2197O2 Sensor Signal Biased/Stuck Lean Bank 2 Sensor 13 ranked fixes
P2198O2 Sensor Signal Biased/Stuck Rich Bank 2 Sensor 13 ranked fixes
P2270O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 23 ranked fixes
P2271O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 23 ranked fixes
P2272O2 Sensor Signal Biased/Stuck Lean Bank 2 Sensor 23 ranked fixes
P2273O2 Sensor Signal Biased/Stuck Rich Bank 2 Sensor 23 ranked fixes
P2274O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 33 ranked fixes
P2275O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 33 ranked fixes
P2276O2 Sensor Signal Biased/Stuck Lean Bank 2 Sensor 33 ranked fixes
P2277O2 Sensor Signal Biased/Stuck Rich Bank 2 Sensor 33 ranked fixes
P2A00O2 Sensor Circuit Range/Performance Bank 1 Sensor 13 ranked fixes
P2A01O2 Sensor Circuit Range/Performance Bank 1 Sensor 23 ranked fixes
P2A02O2 Sensor Circuit Range/Performance Bank 1 Sensor 33 ranked fixes
P2A03O2 Sensor Circuit Range/Performance Bank 2 Sensor 13 ranked fixes
P2A04O2 Sensor Circuit Range/Performance Bank 2 Sensor 23 ranked fixes
P2A05O2 Sensor Circuit Range/Performance Bank 2 Sensor 33 ranked fixes

What this page does not show

This page publishes the fault mechanism and the code index. The licensed dataset adds, for every one of the 15,886 codes, the full authored repair set (56,729 procedures in total) with the fields deliberately withheld here: