Monday, May 13, 2019

2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 729


- Contacts with such parts can result in burns, heart flutter or cardiac arrest.



Rules of conduct and protective measures



- Persons with heart pacemakers must not perform any work on the ignition system.



- Switch off the ignition when performing work on the ignition system.



- Do not touch any parts of the ignition system when starting the engine or when the engine is running.



- Wear protective shoes with rubber soles.



- Do not install any uninsulated adapters into the ignition cables.



1.1. No further information available.



0984



Ignition coil primary current of cylinder 1 alternates between too high and too low. (P0351)



Possible cause:



- Primary current



Affected functions:



- Engine running



-------------------------------------------------



Test 1: Check component T1/x (ignition coil(s)).



1. Check component T1/x (ignition coil(s)).



Test 1.1: Check component T1/1 (ignition coil cylinder 1).



1.1. Check component T1/1 (ignition coil cylinder 1).



Warning!Hazard as a result of high voltage at the ignition system!



- Electronic ignition systems operate within a hazardous power range both at the low voltage side (primary circuit) as well as on the high



voltage side (secondary circuit).



- Contacts with such parts can result in burns, heart flutter or cardiac arrest.



Rules of conduct and protective measures



- Persons with heart pacemakers must not perform any work on the ignition system.



- Switch off the ignition when performing work on the ignition system.



- Do not touch any parts of the ignition system when starting the engine or when the engine is running.



- Wear protective shoes with rubber soles.



- Do not install any uninsulated adapters into the ignition cables.



1.1. No further information available.



0985



Ignition coil primary current of cylinder 4 is too high. (P0354)



Possible cause:



- Primary current



Affected functions:



- Engine running



-------------------------------------------------



Test 1: Check component T1/x (ignition coil(s)).



1. Check component T1/x (ignition coil(s)).

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