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Test data, spark plugs > < Ignition system components - remove and install
Safety measures
Safety measures
To avoid personal injury and/or injection and ignition system deterioration, observe the following:
t  Do not touch or remove ignition cables with engine running or when starting engine.
t  Loosen and connect injection and ignition system cables, including cables of measuring equipment, only with ignition off.
If during a test drive it is necessary to use test and measuring equipment, consider the following:
t  Test and measuring equipment must be placed on the back seat to be used by a second mechanic.
If test and measuring equipment are operated on passenger seat, person seating there may be injured due to airbag activation in case of accident.
t  If it is necessary to start engine without it running:
   
–  Disconnect 4-pole connector from ignition transformer -arrow-.
  N28-0175
–  Remove from fuse holder fuse number 25.
  Note
When fuse 25 is removed, power supply to injectors is interrupted.
  N24-1481

Test data, spark plugs > < Ignition system components - remove and install