Monday, November 1, 2021

2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 746


1.1. Check component T1/3 (ignition coil cylinder 3).



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.



1023



The control line to the ignition coil of cylinder 3 has an open circuit. (P0353)



Possible cause:



- Line from ignition coil to control unit



Affected functions:



- Engine running



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



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



Test 1.1: Check component T1/3 (ignition coil cylinder 3).



1.1. Check component T1/3 (ignition coil cylinder 3).



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.



1024



The output stage to ignition coil of cylinder 3 detects an electrical fault. (P0353)



Possible cause:



- Line from ignition coil to control unit

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