Mercedes-Benz 201.024 Service Manual page 19

Testing
1 Switch off ignition. Detach connector from
ignition distributor pickup (green cable on control
module) (arrow).
Caution!
On injection engines, detach the fuel pump relay
module (N1614) before turning the crankshaft to
ensure that no fuel is injected.
2 Connect compression pressure recorder.
This is done by clamping one of the two alligator
clamps (arrow) of the compression pressure
recorder, Part No. 001 589 76 21 00, to the
positive terminal post of the battery.
3 Detach connector (X27) from plug
connection (terminal 50).
4
Plug in connector of adapter cable (01),
Part No. 124 589 36 63 00.
01.0904 - 01
M o d e l 2 0 1
M o d e l 2 0 1
EXIT