Service & Repair Manual

28-35
Display fields
1 2 3 4
Display group 020: Ignition -knock control in driving operation
Display
xx.x KW xx.x KW xx.x KW xx.x KW
Indicated Ignition angle
retardation cylinder 1
via knock control
Knock sensor control
Ignition angle
retardation cylinder 2
via knock control
Knock sensor control
Ignition angle
retardation cylinder 3
via knock control
Knock sensor control
Ignition angle
retardation cylinder 4
via knock control
Knock sensor control
Specified
value
0 to 12 KW 0 to 12 KW 0 to 12 KW 0 to 12 KW
Notes
Evaluation Page 28-40
Note:
The number values indicated in display fields 1 to 4 represent actual ignition angle retardation via knock control of the
individual cylinders. Ignition angle retardation occurs in KW (crankshaft degrees) toward retardation.
- Press -C- button.
Read Measuring Value Block Q
Input display group number XXX
When indicated on display:
- Press buttons -0-, -2- and -1- to select "display group number 021" and press -
Q- button to confirm input.
Read Measuring Value Block 21
1 2 3 4
When indicated on display:
- Check indication in display field 1 and 2.
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