JC Landry, Author at eManualOnline Blog

JC Landry

JC is the Senior Editor at eManualOnline.com, GarageSpot.com, and Drive-My.com, as well as the Webmaster of TheMechanicDoctor.com, only to name a few. He's been a certified Master Mechanic for 15 years, working for various car dealers and specialized repair shops before turning towards blogging about cars and EVs in the hope of helping the next generation of automotive technicians. He also loves cats, Johnny Cash and Subarus.

P2198 OBD2: O2 Sensor Signal Biased/Stuck Rich (Bank 2 Sensor 1)

JC Landry June 13, 2025

Learn all about the P2198 code, what causes O2 sensor signal biased/stuck rich, and how to diagnose and fix common issues to maintain optimal engine performance.

P2199 OBD2: Intake Air Temperature Sensor 1/2 Correlation

JC Landry June 13, 2025

Learn all about the P2199 code, what causes intake air temperature sensor correlation issues, and how to diagnose and fix common issues to maintain optimal engine performance.

P2200 OBD2: NOx Sensor Circuit

JC Landry June 13, 2025

Learn all about the P2200 code, what causes issues with the NOx sensor circuit, and how to diagnose and fix common problems to maintain optimal engine performance.

P2201 OBD2: NOx Sensor Circuit Range/Performance

JC Landry June 13, 2025

Learn all about the P2201 code, what causes NOx sensor circuit range/performance issues, and how to diagnose and fix common problems to maintain optimal engine performance.

P2202 OBD2: NOx Sensor Circuit Low

JC Landry June 13, 2025

Learn all about the P2202 code, what causes NOx sensor circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

P2203 OBD2: NOx Sensor Circuit High

JC Landry June 13, 2025

Learn all about the P2203 code, what causes NOx sensor circuit high issues, and how to diagnose and fix common problems to maintain optimal engine performance.

P2204 OBD2: NOx Sensor Circuit Intermittent

JC Landry June 13, 2025

Learn all about the P2204 code, what causes NOx sensor circuit intermittent issues, and how to diagnose and fix common problems to maintain optimal engine performance.

P2205 OBD2: NOx Sensor Heater Control Circuit/Open

JC Landry June 13, 2025

Learn all about the P2205 code, what causes NOx Sensor Heater Control Circuit/Open, and how to diagnose and fix common issues to maintain optimal engine performance.

P2206 OBD2: NOx Sensor Heater Control Circuit Low

JC Landry June 13, 2025

Learn all about the P2206 code, what causes NOx sensor heater control circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

P2207 OBD2: NOx Sensor Heater Control Circuit High

JC Landry June 13, 2025

Learn all about the P2207 code, what causes NOx sensor heater control circuit high, and how to diagnose and fix common issues to maintain optimal engine performance.