M60, M62, S62:

Use adapter set 12 7 040 to check ignition coils.

NOTE: Attach special tool 12 7 045 to single adapter 12 7 041.

Fig 1: Attaching Special Tool

Switch off ignition!

Attach single adapters 12 7 041 to ignition coils of left and right cylinder banks.

Fig 2: Attaching Single Adapters

Connect single adapters 12 7 041 with connecting cable set 12 7 043.

NOTE: Pass long connecting cable over engine.

Fig 3: Connecting Single Adapters

Connect DIS Tester to diagnosis socket. Connect RZV connection line of DIS Tester to last test adapter.

Connect trigger pliers of DIS Tester to supply lead of ignition coil of 1st cylinder.

For subsequent procedure, follow DIS instructions.

Fig 4: Connecting DIS Tester To Diagnosis Socket

Notes on troubleshooting using adapter set:

Normal oscillogram, refer to 12 13 ... NORMAL OSCILLOGRAM (M, S, W ENGINES ONLY) .
Ignition coil comparison, refer to IGNITION COIL FAULTS .
Ignition coil fault, refer to IGNITION COIL FAULTS .
Spark plug fault, refer to SPARK-PLUG FAULTS .
Additional fault patterns, refer to FURTHER FAULT PATTERNS WITH EVALUATION .
Fault on injection system, refer to FAULT IN FUEL INJECTION SYSTEM .
Additional fault instructions, refer to ADDITIONAL FAULT NOTES FOR TROUBLESHOOTING .