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.

P02B3 OBD2: Cylinder 7 – Fuel Trim at Min Limit

JC Landry September 3, 2025

Learn all about the P02B3 code, what causes Cylinder 7 fuel trim at min limit, and how to diagnose and fix common issues to maintain optimal engine performance.

P02B4 OBD2: Cylinder 7 – Injector Restricted

JC Landry September 3, 2025

Learn all about the P02B4 code, what causes cylinder 7 injector restriction, and how to diagnose and fix common issues to maintain optimal engine performance.

P02B5 OBD2: Cylinder 7 – Injector Leaking

JC Landry September 3, 2025

Learn all about the P02B5 code, what causes cylinder 7 injector leaking, and how to diagnose and fix common issues to maintain optimal engine performance.

P02B6 OBD2: Cylinder 8 – Fuel Trim at Max Limit

JC Landry September 3, 2025

Learn all about the P02B6 code, what causes cylinder 8 to have fuel trim at max limit, and how to diagnose and fix common issues to maintain optimal engine performance.

P02B7 OBD2: Cylinder 8 – Fuel Trim at Min Limit

JC Landry September 3, 2025

Learn all about the P02B7 code, what causes Cylinder 8 fuel trim at min limit, and how to diagnose and fix common issues to maintain optimal engine performance.

P02B8 OBD2: Cylinder 8 – Injector Restricted

JC Landry September 3, 2025

Learn all about the P02B8 code, what causes cylinder 8 injector restriction, and how to diagnose and fix common issues to maintain optimal engine performance.

P02B9 OBD2: Cylinder 8 – Injector Leaking

JC Landry September 3, 2025

Learn all about the P02B9 code, what causes cylinder 8 injector leaking, and how to diagnose and fix common issues to maintain optimal engine performance.

P02BA OBD2: Cylinder 9 – Fuel Trim at Max Limit

JC Landry September 3, 2025

Learn all about the P02BA code, what causes fuel trim at max limit in cylinder 9, and how to diagnose and fix common issues to maintain optimal engine performance.

P02BB OBD2: Cylinder 9 – Fuel Trim at Min Limit

JC Landry September 3, 2025

Learn all about the P02BB code, what causes cylinder 9 fuel trim at min limit, and how to diagnose and fix common issues to maintain optimal engine performance.

P02BC OBD2: Cylinder 9 – Injector Restricted

JC Landry September 3, 2025

Learn all about the P02BC code, what causes cylinder 9 injector restriction, and how to diagnose and fix common issues to maintain optimal engine performance.