01 Why Your Car Battery Dies Unexpectedly (And How to Stop It … • 02 B0042, B0043, and B0044: Left Front or Driver Frontal Deplo… • 03 Understanding Gear Ratios: How Transmissions Impact Perform… • 04 This Engine Feature Saves Gas But Could Bankrupt Your Wallet • 05 This Is Why Your Car’s Engine Oil Turns Black So Fast • 06 Optimizing Customer Service: The Benefits of Help Desk Soft… • 07 P0031 H02S heater control circuit low (Bank 1 sensor 1) • 08 Crank Angle in Engines: Everything You Need to Know • 09 Why Your Brakes Are Still Jerky After Changing Pads and Rot… • 10 Why is your car shaking when you brake at high speeds? •

AV-SCANNER guides

Scanner Guides

Every guide behind the AV-SCANNER's Service Function, IMMO and Accessories apps, in one place. Read them online or download each one as a PDF for the workshop.

186Service functions
30IMMO and keys
69Accessories
SVC-215 · Engine and oil

Blue, White and Black Exhaust Smoke

Read exhaust smoke and trace the cause

Intermediate 60 to 90 minutes PDF
SVC-216 · Engine and oil

Engine Noise Diagnosis

Tell lifter tick, rod knock and piston slap apart

Professional 90 to 150 minutes PDF
SVC-217 · Engine and oil

Engine Stalling Diagnosis

Find why an engine cuts out when hot, cold or stopping

Professional 2 to 4 hours PDF
SVC-218 · Engine and oil

Hard Starting Diagnosis

Work through long cranking and no-start faults

Professional 60 to 120 minutes PDF
SVC-219 · Engine and oil

Loss of Power Diagnosis

Find why a car feels slow

Professional 2 to 4 hours PDF
SVC-220 · Engine and oil

Engine Flush and Sludge Prevention

Prevent sludge and judge when flushing is safe

Professional 2 to 4 hours PDF
SVC-221 · Engine and oil

Cylinder Head Inspection

Check a head for cracks, warping and valve wear

Professional 2 to 4 hours PDF
SVC-222 · Engine and oil

Camshaft and Crankshaft Sensor Replacement

Replace position sensors and confirm the repair

Professional 1 to 3 hours PDF

Use them with the AV-SCANNER

Look up a fault code, run a local diagnosis and open the right guide from the reader's own menus.

Open the AV-SCANNER
Running on fumes Free guides aren't free to make. Top up the tank. Any amount, one time. Fuel the Garage