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.

P2330 OBD2: Ignition Coil “K” Primary Control Circuit Low

JC Landry June 6, 2025

Learn all about the P2330 code, what causes ignition coil "K" primary control circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

P2331 OBD2: Ignition Coil “K” Primary Control Circuit High

JC Landry June 6, 2025

Learn all about the P2331 code, what causes ignition coil "K" primary control circuit high, and how to diagnose and fix common issues to maintain optimal engine performance.

P2332 OBD2: Ignition Coil “K” Secondary Circuit

JC Landry June 6, 2025

Learn all about the P2332 code, what causes ignition coil "K" secondary circuit issues, and how to diagnose and fix common issues to maintain optimal engine performance.

P2333 OBD2: Ignition Coil “L” Primary Control Circuit Low

JC Landry June 6, 2025

Learn all about the P2333 code, what causes ignition coil 'L' primary control circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

P2334 OBD2: Ignition Coil “L” Primary Control Circuit High

JC Landry June 6, 2025

Learn all about the P2334 code, what causes ignition coil 'L' primary control circuit high, and how to diagnose and fix common issues to maintain optimal engine performance.

P2335 OBD2: Ignition Coil “L” Secondary Circuit

JC Landry June 6, 2025

Learn all about the P2335 code, what causes ignition coil "L" secondary circuit issues, and how to diagnose and fix common problems to maintain optimal engine performance.

P2336 OBD2: Cylinder 1 Above Knock Threshold

JC Landry June 6, 2025

Learn all about the P2336 code, what causes cylinder 1 above knock threshold, and how to diagnose and fix common issues to maintain optimal engine performance.

P2337 OBD2: Cylinder 2 Above Knock Threshold

JC Landry June 6, 2025

Learn all about the P2337 code, what causes cylinder 2 to exceed knock threshold, and how to diagnose and fix common issues to maintain optimal engine performance.

P2340 OBD2: Cylinder 5 Above Knock Threshold

JC Landry June 6, 2025

Learn all about the P2340 code, what causes cylinder 5 above knock threshold, and how to diagnose and fix common issues to maintain optimal engine performance.

P2341 OBD2: Cylinder 6 Above Knock Threshold

JC Landry June 6, 2025

Learn all about the P2341 code, what causes cylinder 6 to exceed the knock threshold, and how to diagnose and fix common issues to maintain optimal engine performance.