01 Why Do Car Engines Have a Redline and What Happens If You E… • 02 How to fix a car that's not shifting gears properly • 03 Why Some Cars Are Cheap to Buy but Expensive to Maintain • 04 Toyota Hiace Petrol Engine Options 1TR and 2TR: A Comprehen… • 05 This Is Why Your Car’s Extended Warranty Is A Scam • 06 Mechanics Admit They're Surprised How Many Owners Don't Kno… • 07 Expert Guide: Why is my car stalling and the engine over he… • 08 Symptoms of a Leaking Intake Manifold Gasket • 09 The Secret to a Long-Lasting Engine: It's Not Just Spark, A… • 10 Why Your Car Still Overheats Even After Replacing the Therm… •

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
ACC-172 · Diagnostic

Back-Probe Pin Kit

Test live connectors without damaging them

Intermediate 30 to 60 minutes PDF
ACC-173 · Diagnostic

Breakout Box and OBD Tester

Check the diagnostic port and its pins

Intermediate 45 to 90 minutes PDF
ACC-174 · Diagnostic

Stethoscope for Mechanics

Find bearing, valve and injector noises

Intermediate 30 to 60 minutes PDF
ACC-175 · Diagnostic

Thermal Imaging Camera

Spot misfires, drains and overheating parts

Intermediate 45 to 90 minutes PDF
ACC-176 · Diagnostic

Current Clamp

Measure current without breaking the circuit

Intermediate 45 to 90 minutes PDF
ACC-177 · Diagnostic

Pressure Transducer

See pressure as a waveform on a scope

Professional 45 to 90 minutes PDF
ACC-269 · Diagnostic

Vacuum Pump Tester

Test vacuum actuators and bleed systems

Intermediate 45 to 90 minutes PDF
ACC-270 · Diagnostic

Compression Sensor for Oscilloscope

Read cranking compression without removing plugs

Intermediate 45 to 90 minutes PDF
ACC-271 · Diagnostic

Endoscope Attachment for Phones

Choose a phone endoscope and use it well

Intermediate 30 to 60 minutes PDF
ACC-272 · Diagnostic

Ignition Coil Tester

Test coils quickly on the vehicle

Intermediate 30 to 60 minutes PDF
ACC-178 · Engine and fuel

Compression Tester

Run dry and wet compression tests

Intermediate 60 to 90 minutes PDF
ACC-179 · Engine and fuel

Cylinder Leak-Down Tester

Find exactly where a cylinder loses pressure

Professional 45 to 90 minutes PDF
ACC-180 · Engine and fuel

Fuel Pressure Gauge Kit

Test petrol fuel pressure safely

Intermediate 45 to 90 minutes PDF
ACC-181 · Engine and fuel

Vacuum Gauge

Read engine health from manifold vacuum

Intermediate 30 to 60 minutes PDF
ACC-182 · Engine and fuel

Timing Light

Check ignition timing on older engines

Intermediate 30 to 60 minutes PDF
ACC-183 · Engine and fuel

Spark Plug Tester

Confirm ignition spark safely

Intermediate 30 to 60 minutes PDF
ACC-184 · Engine and fuel

Torque Wrench

Choose, use and look after a torque wrench

Intermediate 30 to 60 minutes PDF
ACC-185 · Engine and fuel

Oil Pressure Gauge Kit

Measure real engine oil pressure

Intermediate 45 to 90 minutes PDF
ACC-186 · Engine and fuel

Boost Leak Tester

Pressure test a turbocharged intake

Intermediate 45 to 90 minutes PDF
ACC-187 · Engine and fuel

Fluid Extractor

Remove oil and fluids from above

Intermediate 30 to 60 minutes PDF
ACC-188 · Engine and fuel

Timing Tool Set

Why engines need timing tools and how to use them

Professional 4 to 8 hours PDF
ACC-189 · Engine and fuel

Diesel Injector Leak-Off Tester

Compare injector return flow

Intermediate 45 to 90 minutes PDF
ACC-273 · Engine and fuel

Oil Filter Wrench Set

Choose the right wrench for tight filters

Intermediate 30 to 60 minutes PDF
ACC-274 · Engine and fuel

Spark Plug Socket and Gap Tool

Remove, gap and refit plugs properly

Intermediate 45 to 90 minutes 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
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