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.

P2509 OBD2: ECM/PCM Power Input Signal Intermittent

JC Landry June 1, 2025

Learn all about the P2509 code, what causes ECM/PCM power input signal intermittent, and how to diagnose and fix common issues to maintain optimal engine performance.

P250A OBD2: Engine Oil Level Sensor Circuit

JC Landry June 1, 2025

Learn all about the P250A code, what causes engine oil level sensor circuit issues, and how to diagnose and fix common problems to maintain optimal engine performance.

P250B OBD2: Engine Oil Level Sensor Circuit Range/Performance

JC Landry June 1, 2025

Learn all about the P250B code, what causes engine oil level sensor circuit range/performance issues, and how to diagnose and fix common problems to maintain optimal engine performance.

P250C OBD2: Engine Oil Level Sensor Circuit Low

JC Landry June 1, 2025

Learn all about the P250C code, what causes engine oil level sensor circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

P250D OBD2: Engine Oil Level Sensor Circuit High

JC Landry June 1, 2025

Learn all about the P250D code, what causes engine oil level sensor circuit high, and how to diagnose and fix common issues to maintain optimal engine performance.

P250E OBD2: Engine Oil Level Sensor Circuit Intermittent/Erratic

JC Landry June 1, 2025

Learn all about the P250E code, what causes engine oil level sensor circuit intermittent/erratic issues, and how to diagnose and fix common problems to maintain optimal engine performance.

P250F OBD2: Engine Oil Level Too Low

JC Landry June 1, 2025

Learn all about the P250F code, what causes engine oil level to be too low, and how to diagnose and fix common issues to maintain optimal engine performance.

P2510 OBD2: ECM/PCM Power Relay Sense Circuit Range/Performance

JC Landry June 1, 2025

Learn all about the P2510 code, what causes ECM/PCM power relay sense circuit range/performance issues, and how to diagnose and fix common issues to maintain optimal engine performance.

P2511 OBD2: ECM/PCM Power Relay Sense Circuit Intermittent

JC Landry June 1, 2025

Learn all about the P2511 code, what causes ECM/PCM power relay sense circuit intermittent, and how to diagnose and fix common issues to maintain optimal engine performance.

P2512 OBD2: Event Data Recorder Request Circuit/Open

JC Landry June 1, 2025

Learn all about the P2512 code, what causes Event Data Recorder Request Circuit/Open issues, and how to diagnose and fix common problems to maintain optimal vehicle performance.