Mercedes-benz Slr Mclaren U0121 Engine Error Code

When you check Mercedes-benz Slr Mclaren car engine light came on code U0121 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However Mercedes-benz manufacturer may have a different definition for the U0121 OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.

To solve U0121 Mercedes-benz Slr Mclaren problem, you'll have to remove the muffler, crankcase and other components blocking the valve chamber. Then, remove the cylinder head bolts (label for easy re-installation) Adjust the jaws of the valve spring compressor until they touch the top and bottom of the valve chamber Push the tool in to compress the spring and tighten the jaws Remove the retainers and lift out the valves , compressors and springs

Mercedes-benz Slr Mclaren U0121 OBD-II Diagnostic Network (U) Trouble Code Description Mercedes-benz Slr Mclaren car U0121 OBD-II Trouble Code Modules connected to the high speed General Motor Local Area Network (GMLAN) serial data circuits monitor for serial data communications during normal vehicle operation. Operating information and comm Reason For Mercedes-benz Slr Mclaren U0121 Code The reason of Mercedes-benz Slr Mclaren U0121 OBD-II Engine Error Code is U0121 Lost Communication With Electronic Brake Control Module.

The original multi-displacement system turned off opposite pairs of cylinders, allowing the engine to have three different configurations and displacements. U0121 Mercedes-benz Slr Mclaren code had an elaborate diagnostics procedure, including showing engine trouble codes on the air conditionning display. However, the system was troublesome, misunderstood by customers, and a rash of unpredictable failures led to the technology being quickly retired.

Mercedes-benz Slr Mclaren U0121 Possible Solution :

What does fault code U0121 mean for Mercedes-benz Slr Mclaren ? What does a diagnostic reading U0121 mean for Mercedes-benz Slr Mclaren ? How to fix OBD2 Code U0121 for Mercedes-benz Slr Mclaren ? What do we know about U0121 code for Mercedes-benz Slr Mclaren ?