P2201

Aftertreatment NOx Sensor Circuit Performance - Bank 1 Sensor 1

NHTSA 10180252 ↗ NHTSA 10183088 ↗ NHTSA 10188824 ↗

Aftertreatment NOX Sensor Circuit Performance - Bank 1 Sensor 1

NHTSA 10168471 ↗ NHTSA 10180257 ↗ NHTSA 10221867 ↗

NOx Sensor Diagnostic Information TO BE USED BEFORE SENSOR REPLACEMENT - OBD13 And Newer Emissions (Commonly Model Year 20

NHTSA 10188102 ↗ NHTSA 10200944 ↗

ISUZU

SERVICE BULLETIN: THE ORIGINAL CALIBRATIONS IN THE ENGINE CONTROL MODULE (ECM) AND THE DIESEL EXHAUST FLUID CONTROL UNIT (DCU) OF CERTAIN 2025MY N-DIESEL VEHICLES CONTAINED INCORRECT LOGIC THAT MAY UNNECESSARILY CAUSE DIAGNOSTIC TROUBLE CODE (DTC) P2201 NOX SENSOR CIRCUIT PERFORMANCE SENSOR 1 TO SET AND ILLUMINATE THE MALFUNCTIO…

ISUZU

CUSTOMER SATISFACTION CAMPAIGN: IN SOME 2025MY ISUZU N-SERIES VEHICLES EQUIPPED WITH 5.2L (4HK1) DIESEL ENGINES, OPERATORS MAY EXPERIENCE AN ILLUMINATED CHECK ENGINE MALFUNCTION INDICATOR LAMP (MIL) WITH DIAGNOSTIC TROUBLE CODE (DTC) P2201 NOX SENSOR CIRCUIT PERFORMANCE SENSOR 1. WE HAVE DETERMINED A CALIBRATION ERROR IS CAUSING…

ISUZU

SERVICE BULLETIN: THE ENGINE CONTROL MODULE AND THE DIESEL EXHAUST FLUID CONTROL UNIT OF CERTAIN 2025MY N-DIESEL VEHICLES CONTAINED INCORRECT LOGIC THAT MAY UNNECESSARILY CAUSE DTC P2201 NOX SENSOR CIRCUIT PERFORMANCE SENSOR 1 TO SET AND ILLUMINATE THE MALFUNCTION INDICATOR LIGHT. THIS DTC MAY BE RESOLVED BY REPROGRAMMING BOTH E…

FORD

Some 2023-2024 F-Super Duty vehicles built on or before 22-Jul-2024 and equipped with a 6.7L engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P203B, P206B, and/or P2201:92 stored in the powertrain control module (PCM). This may be due to the software in the PCM. To correct th…