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.

P0317 OBD2: Rough Road Hardware not Present

JC Landry September 2, 2025

Learn all about the P0317 code, what causes rough road hardware not present, and how to diagnose and fix common issues to maintain optimal engine performance.

P0318 OBD2: Rough Road Sensor “A” Signal Circuit

JC Landry September 2, 2025

Learn all about the P0318 code, what causes rough road sensor signal circuit issues, and how to diagnose and fix common problems to maintain optimal engine performance.

P0319 OBD2: Rough Road Sensor “B” Signal Circuit

JC Landry September 2, 2025

Learn all about the P0319 code, what causes rough road sensor issues, and how to diagnose and fix common problems to maintain optimal engine performance.

P0321 OBD2: Ignition/Distributor Engine Speed Input Circuit Range/Performance

JC Landry September 2, 2025

Learn all about the P0321 code, what causes ignition/distributor engine speed input circuit range/performance issues, and how to diagnose and fix common problems to maintain optimal engine performance.

P0323 OBD2: Ignition/Distributor Engine Speed Input Circuit Intermittent

JC Landry September 2, 2025

Learn all about the P0323 code, what causes ignition/distributor engine speed input circuit intermittent, and how to diagnose and fix common issues to maintain optimal engine performance.

P0324 OBD2: Knock Control System Error

JC Landry September 2, 2025

Learn all about the P0324 code, what causes knock control system error, and how to diagnose and fix common issues to maintain optimal engine performance.

P0326 OBD2: Knock Sensor 1 Circuit Range/Performance

JC Landry September 2, 2025

Learn all about the P0326 code, what causes knock sensor 1 circuit range/performance issues, and how to diagnose and fix common problems to maintain optimal engine performance.

P0329 OBD2: Knock Sensor 1 Circuit Intermittent

JC Landry September 2, 2025

Learn all about the P0329 code, what causes knock sensor circuit intermittent issues, and how to diagnose and fix common problems to maintain optimal engine performance.

P032A OBD2: Knock Sensor 3 Circuit

JC Landry September 2, 2025

Learn all about the P032A code, what causes issues with the knock sensor 3 circuit, and how to diagnose and fix common problems to maintain optimal engine performance.

P032B OBD2: Knock Sensor 3 Circuit Range/Performance

JC Landry September 2, 2025

Learn all about the P032B code, what causes knock sensor 3 circuit range/performance issues, and how to diagnose and fix common problems to maintain optimal engine performance.