L400 FAQ (Reference only)

Check here first! This section is curated by admin, post your how-to's and reference material to the L400 Technical forum and admin will make a copy here.

General Ownership

New owner questions, trivia, guides to looking up part numbers, maintenance schedule, fluids, quick-start guide to driving
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4
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4
sk66
JOBD diagnostics; error codes

Engine and Fuel

Mechanical, fuel, cooling, intake, exhaust, turbo
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2
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2
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2
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2
sk66
4M40 injection pump shaft seal replacement

Transmission and Brakes

Gearbox, clutch, transfer case, axles, hubs, brakes.
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2
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4
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2
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4
Growlerbearnz
Transmission fault codes

Electrical and A/C

Engine electrical, A/C, body electrical
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3
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6
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3
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6
Cjracer
Replace fog light bulb

Steering, Suspension, and Wheels

shocks, springs, steering gear, and wheels
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2
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24
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2
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24
Backdoor
Front hubs, bearings, locking hubs: maintenance and replacement tips

Body and INterior

Glazing, rust, interior
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