U1409 DTC For Mercedes Benz Viano
Mercedes Benz Viano Engine Specifications:
| Engine Type : | Multi-Cylinder Engine |
| Cylinder Type : | W-Type Engine |
| Engine Air Intake Process : | Supercharged Engine |
Your Mercedes Benz Viano engine control system detects a problem, the computer stores the diagnostic trouble
code U1409 in its memory.
To figure out what is wrong with your vehicle you must first extract the U1409 DTC For Mercedes Benz Viano.
On 1999 and later U1409 Mercedes Benz Viano engines, the instrument cluster has a built-in self-diagnostic mode that can be accessed by pressing and holding the instrument cluster SELECT/RESET button. Insert the ignition key and turn to the RUN position (but don't crank or start engine). Continue to press and hold the SELECT/RESET button (for 5 seconds) until the word TEST is displayed by the odometer. Release the SELECT/RESET button within three seconds after the word TEST is displayed to begin the self-diagnostic mode.
U1409 Mercedes Benz Viano DTC Meaning
| U |
Network Code - Problem is climate control system, lighting, airbags, etc. |
| 1 |
MFG - Manufacturer Specific |
| 4 |
Fuel And Air Metering (Injector Circuit Malfunctions Only) |
| 0 |
Air Conditioning (A/C) Clutch Feedback Circuit High Voltage |
| 9 |
A/C System High Pressure High Temperature |
There are currently two main types of cylinder deactivation used today, depending on the type of engine. U1409 Mercedes Benz Viano code for the pushrod design which uses solenoids to alter the oil pressure delivered to the lifters. In their collapsed state, the lifters are unable to elevate their companion pushrods under the valve rocker arms, resulting in valves that cannot be actuated and remain closed.
You can also check other Mercedes car models :
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The listed Mercedes models will give information about U1409 DTC.
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