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.

P0285 OBD2: Cylinder 9 Injector Circuit Low

JC Landry September 3, 2025

Learn all about the P0285 code, what causes cylinder 9 injector circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

P0286 OBD2: Cylinder 9 Injector Circuit High

JC Landry September 3, 2025

Learn all about the P0286 code, what causes cylinder 9 injector circuit high, and how to diagnose and fix common issues to maintain optimal engine performance.

P0287 OBD2: Cylinder 9 Contribution/Balance

JC Landry September 3, 2025

Learn all about the P0287 code, what causes cylinder 9 contribution/balance issues, and how to diagnose and fix common problems to maintain optimal engine performance.

P0288 OBD2: Cylinder 10 Injector Circuit Low

JC Landry September 3, 2025

Learn all about the P0288 code, what causes cylinder 10 injector circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

P0289 OBD2: Cylinder 10 Injector Circuit High

JC Landry September 3, 2025

Learn all about the P0289 code, what causes cylinder 10 injector circuit high, and how to diagnose and fix common issues to maintain optimal engine performance.

P0290 OBD2: Cylinder 10 Contribution/Balance

JC Landry September 3, 2025

Learn all about the P0290 code, what causes cylinder 10 contribution/balance issues, and how to diagnose and fix common problems to maintain optimal engine performance.

P0291 OBD2: Cylinder 11 Injector Circuit Low

JC Landry September 3, 2025

Learn all about the P0291 code, what causes cylinder 11 injector circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

P0292 OBD2: Cylinder 11 Injector Circuit High

JC Landry September 3, 2025

Learn all about the P0292 code, what causes cylinder 11 injector circuit high, and how to diagnose and fix common issues to maintain optimal engine performance.

P0293 OBD2: Cylinder 11 Contribution/Balance

JC Landry September 3, 2025

Learn all about the P0293 code, what causes cylinder 11 contribution/balance issues, and how to diagnose and fix common problems to maintain optimal engine performance.

P0294 OBD2: Cylinder 12 Injector Circuit Low

JC Landry September 3, 2025

Learn all about the P0294 code, what causes cylinder 12 injector circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.