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Technical Specification
PRODUCT NUMBER 314053703142097031421570V23142167031421770
Type AdaptorAdaptorAdaptorAdaptorAdaptor
Thread M14M8M9

Q 1. What is the 3142687V2 glowplug adaptor M10 Merc CDI used for?

A. It is an M10 x 1.0 adaptor for Mercedes CDI and other vehicles including Audi, Chrysler, Opel/Vauxhall, Porsche, Saab, Seat, Skoda and Volkswagen.

Q 2. Why does this adaptor cover so many brands?

A. Many manufacturers share M10 x 1.0 glowplug threads, allowing a single adaptor to support multiple diesel engine families.

Q 3. When should technicians use this adaptor?

A. When performing compression tests on engines listed in the application coverage that use M10 x 1.0 glowplug ports.

Q 4. How is the adaptor fitted during testing?

A. Remove the glowplug, screw in the adaptor carefully and attach the compression tester hose.

Q 5. Why must technicians avoid cross‑threading this adaptor?

A. Cross‑threading can damage cylinder head threads and compromise sealing, making repair difficult and expensive.

Q 6. Can this adaptor be used with non-CDI engines?

A. Yes, if they have M10 x 1.0 glowplug threads and are listed within the adaptor’s coverage.

Q 7. How should the adaptor be stored after use?

A. Clean and place it in its labelled compartment among 314 Series glowplug adaptors.

Q 8. What is the risk of using the wrong glowplug adaptor?

A. Incorrect adaptors can leak, give false compression readings or damage engine threads.

Q 9. How does this adaptor aid multi-brand diesel diagnostic work?

A. It allows a single compression tester kit to cover many popular European diesel models, enhancing versatility.

Q 10. What search terms might match this adaptor?

A. “3142687V2 M10 Merc CDI glowplug adaptor” or similar."

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