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.

P0947 OBD2: Hydraulic Pump Relay Circuit Low

JC Landry August 11, 2025

Learn all about the P0947 code, what causes hydraulic pump relay circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

P0948 OBD2: Hydraulic Pump Relay Circuit High

JC Landry August 11, 2025

Learn all about the P0948 code, what causes hydraulic pump relay circuit high, and how to diagnose and fix common issues to maintain optimal engine performance.

P0949 OBD2: Auto Shift Manual Adaptive Learning not Complete

JC Landry August 11, 2025

Learn all about the P0949 code, what causes auto shift manual adaptive learning not complete, and how to diagnose and fix common issues to maintain optimal transmission performance.

P0950 OBD2: Auto Shift Manual Control Circuit

JC Landry August 11, 2025

Learn all about the P0950 code, what causes issues with the Auto Shift Manual Control Circuit, and how to diagnose and fix common problems.

P0951 OBD2: Auto Shift Manual Control Circuit Range/Performance

JC Landry August 8, 2025

Learn all about the P0951 code, what causes issues in the Auto Shift Manual Control Circuit, and how to diagnose and fix common problems.

P0952 OBD2: Auto Shift Manual Control Circuit Low

JC Landry August 8, 2025

Learn all about the P0952 code, what causes auto shift manual control circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

P0953 OBD2: Auto Shift Manual Control Circuit High

JC Landry August 8, 2025

Learn all about the P0953 code, what causes auto shift manual control circuit high, and how to diagnose and fix common issues to maintain optimal engine performance.

P0954 OBD2: Auto Shift Manual Control Circuit Intermittent

JC Landry August 8, 2025

Learn all about the P0954 code, what causes Auto Shift Manual Control Circuit Intermittent, and how to diagnose and fix common issues to maintain optimal vehicle performance.

P0955 OBD2: Auto Shift Manual Mode Circuit

JC Landry August 8, 2025

Learn all about the P0955 code, what causes issues with the Auto Shift Manual Mode Circuit, and how to diagnose and fix common problems to maintain optimal vehicle performance.

P0956 OBD2: Auto Shift Manual Mode Circuit Range/Performance

JC Landry August 8, 2025

Learn all about the P0956 code, what causes issues in the Auto Shift Manual Mode Circuit, and how to diagnose and fix common problems to maintain optimal vehicle performance.