Gently turn the steering wheel in whichever direction offers the most room for movement. Hold it in place while you insert the key into the ignition. Gently turn the key while you continue to hold the steering wheel in the right direction. This action should unlock your steering wheel and start the car. If the first key doesn’t work, try a The 2013 Mercedes-Benz C300 has 11 NHTSA complaints for the electrical system at 27,714 miles average. Ignition switch malfunction and went dead, also steering column locked causing me to lose E300 HYBRID. Hi guys, i've got yet another problem with my E300 hybrid ( these things are plagued) . When i start ignition, it stays on the electric drive and instead of switching the engine on, it stays blocked on the hybrid drive until the battery runs out and the car stops. If i switch on the engine on the SPORT mode , the engine runs fine I am having electrical problems with my C230 sport 2006. The car will start but not all of the electrical works in the car. List of non working electrical items: 1.Multi fuction steering wheel (the volume control for the radio works) 2.my instrument cluster (no speedometer, fuel gauge, temp guage or rpm guage)the time shows in my car but that 2003 Mercedes-Benz C-Class Maintenance & Repair I have mercedez c 200 model 2001, There is problem with ignition according to technician i should replace the ECU, ECU is A111 153 18 79 can I replace it with A 111 153 30 79 thanks 1 Answer Location. Perth, Scotland. Car. W204 ESTATE. circuit 30 is battery voltage positive - continuous. circuit 31 is battery voltage negative - continuous. circuit 15 is switched positive. circuit 15R is ignition switch in posn 1, 2, 3. circuit 15X is ignition switch in posn 2. Mercedes Benz C300 owners have reported 662 electrical system related problems since 1996. Table 1 shows the 25 most common electrical system problems. The number one most common problem is related to the vehicle's electrical system (436 problems). The second most common problem is related to the vehicle's car will not start (101 problems). The ignition switch will definitely have to be changed out at the dealership. It is similar to the issue in your E320 but in that case, the ignition switch probably didn't turn at all. On the newer C-class, Mercedes got rid of the ignition lock so the key will still turn even if the ignition switch is faulty. Year, Model and VIN Number. Package the EIS and KEY safely in a padded box with the print out. Ship the package to the address below: ClusterFix Texas. 16044 HWY 123. San Marcos, TX. 78666. Send us tracking information for the package to info@clusterfixtexas.com or text (512) 792-1717. The fuse is in the passenger compartment fuse box. You need to search on the old posts for the location details. 2.-. The other is a connector in the driver's side rear wheel well, where if you diconnect the harness with the ignition off, and you wait a couple of seconds, then the fuel gauge mechanism will be reset. z4I5E.