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.

P0295 OBD2: Cylinder 12 Injector Circuit High

JC Landry September 3, 2025

Learn all about the P0295 code, what causes cylinder 12 injector circuit high issues, and how to diagnose and fix common problems to maintain optimal engine performance.

P0296 OBD2: Cylinder 12 Contribution/Balance

JC Landry September 3, 2025

Learn all about the P0296 code, what causes cylinder 12 contribution/balance issues, and how to diagnose and fix common problems to maintain optimal engine performance.

P0297 OBD2: Vehicle Overspeed Condition

JC Landry September 3, 2025

Learn all about the P0297 code, what causes vehicle overspeed condition, and how to diagnose and fix common issues to maintain optimal engine performance.

P0298 OBD2: Engine Oil Over Temperature

JC Landry September 3, 2025

Learn all about the P0298 code, what causes engine oil over temperature, and how to diagnose and fix common issues to maintain optimal engine performance.

P0299 OBD2: Turbocharger/Supercharger “A” Underboost Condition

JC Landry September 3, 2025

Learn all about the P0299 code, what causes turbocharger/supercharger underboost condition, and how to diagnose and fix common issues to maintain optimal engine performance.

P029A OBD2: Cylinder 1 – Fuel Trim at Max Limit

JC Landry September 3, 2025

Learn all about the P029A code, what causes cylinder 1 fuel trim at max limit, and how to diagnose and fix common issues to maintain optimal engine performance.

P029B OBD2: Cylinder 1 – Fuel Trim at Min Limit

JC Landry September 3, 2025

Learn all about the P029B code, what causes cylinder 1 fuel trim to be at min limit, and how to diagnose and fix common issues to maintain optimal engine performance.

P029C OBD2: Cylinder 1 – Injector Restricted

JC Landry September 3, 2025

Learn all about the P029C code, what causes cylinder 1 injector restriction, and how to diagnose and fix common issues to maintain optimal engine performance.

P029D OBD2: Cylinder 1 – Injector Leaking

JC Landry September 3, 2025

Learn all about the P029D code, what causes cylinder 1 injector leaking, and how to diagnose and fix common issues to maintain optimal engine performance.

P029E OBD2: Cylinder 2 – Fuel Trim at Max Limit

JC Landry September 3, 2025

Learn all about the P029E code, what causes cylinder 2 fuel trim at max limit, and how to diagnose and fix common issues to maintain optimal engine performance.