Rough Idle in Toyota Corolla, Camry, Yaris, Echo and Pontiac Vibe: Causes and Checks
Find what's behind a rough idle in a Toyota Corolla, Camry, Yaris, Echo or Pontiac Vibe: throttle body, PCV, coil and vacuum leak clues, plus when to get testing.
Troubleshooting Page 47
Warning lights, noises, leaks and other symptoms explained step by step.
P1728 Code: What It Means, Likely Causes and How to Diagnose It
Learn what a P1728 code can mean on your vehicle, why its definition varies by manufacturer, the symptoms to note and when professional testing is needed.
P1195 Code: Meaning, Symptoms and Fixes
P1195 is a manufacturer-specific code. Learn why its meaning varies by make, which symptoms to note, likely cause areas and when you need a professional diagnosis.
Troubleshooting
Can a Stretched Timing Chain, Loose Timing Belt, or Low Compression Cause Rough Idle?
Learn how timing chain stretch, a slack timing belt, or low compression can cause rough idle, which symptoms point to each, and which tests confirm the cause.
P1900 Code: Meaning by Make, Symptoms and How to Diagnose It
P1900 is a manufacturer-specific trouble code. Learn how to confirm its meaning for your vehicle, spot related symptoms, and know when professional testing is needed.
P1718 to P1739 Codes: Manufacturer-Specific Transmission Codes Explained
Learn what P1718 through P1739 transmission codes can mean by make, which symptoms may appear, and when professional diagnostic testing is needed.
Troubleshooting
Can Oil Cause an Engine Misfire? Low, Old, Wrong or Overfilled Oil
How low, old, dirty, wrong or overfilled engine oil can contribute to misfires, which symptoms to watch for, and when professional diagnosis is needed.
P1069 Code: Meaning by Make, Symptoms, Causes and Repair
What a P1069 code can mean, why its definition depends on the manufacturer, common symptoms to note, and how diagnosis and repair should be approached.
P2061 to P2064 Codes: Reductant Supply Control Circuit Faults
What P2061, P2063 and P2064 can mean on diesel DEF systems, likely causes, warning signs, safe checks and when a technician should test the reductant supply circuit.
Kia Soul Rough Idle: Common Causes and Safe Checks
Why a Kia Soul idles rough or shakes at a stop: likely causes, safe owner checks, how to read warning lights, and when to get professional testing.
P1735 Code: Meaning, Symptoms, Likely Causes and How to Diagnose It
P1735 is a manufacturer-specific trouble code. Learn how to confirm its meaning for your vehicle, recognize symptoms and know when professional testing is needed.
P2341–P2347 Codes: Cylinder Above Knock Threshold Explained
What P2341, P2343, P2344, P2345, P2346 and P2347 knock threshold codes can mean, common causes, symptoms and how to approach diagnosis safely.
Recently viewed
Your latest 12 modifications and trims, stored in this browser.