Testing start of delivery using the digital tester (RIV method) - ra07016028244x(8244)

WARNING: This page does not describe the selected car, but rather 42 other vehicles, including the 1999 Mercedes-Benz S600, 1999 Mercedes-Benz S500, 1999 Mercedes-Benz S420, 1999 Mercedes-Benz S320, and 1999 Mercedes-Benz CL600. However, it is still accessible from the selected car via links, so may be relevant.

Engines 602.96, 603.96/97 TURBO in Models 124, 126, 140, 201

Operation no. of operation texts and work units or standard texts and flat rates: 07-8244 or 07-8245

Fig 1: Testing Start Of Delivery Using Digital Tester

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Screw plug (arrow) on governor housing (2)	unscrew, tightening torque 30-35 Nm.
Testers (001, 017, 021)	connect.
Engine	run at idling speed, read off RI value, adjust start of delivery if necessary (07-8300, "B").

TEST AND ADJUSTMENT DATA

Engine	Start of delivery (governor pulse) test value, ° ATDC
602.96	15 ± 1
603.96	15 ± 1
602.962 as of 09/89 and Basic Version Code 62/0 as of 06/91, as of Model Year 1991	14 ± 0.5
603.96 Basic Version Code 62/0 as of 06/91, as of Model Year 1991	14 ± 0.5
603.97 as of 09/89	14 ± 0.5

COMMERCIALLY AVAILABLE TOOLS AND TESTERS

Designation

e. g. make, order no.

USED WITHOUT ADAPTER

Digital testers

Bosch, ETD 019.002
Sun, DIT 9100
AVL, Diesel-Tester 873

USED WITH ADAPTER

Digital tester

Bosch, MOT 001.03

Fig 2: Connection Diagram For Available Testers With Adapter

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Connection diagram for available testers with adapter

Special tools

Fig 3: Identifying Special Tools (617 589 09 21 00 07)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 4: Identifying Special Tools (617 589 10 21 00 07)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 5: Identifying Special Tools (603 589 00 21 00 07)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Unscrew plug (11) on the governor housing.

Fig 6: Identifying Plug
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Screw in RI generator (017, arrow) at governor (injection pump).

Fig 7: Locating RI Generator
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Screw in TDC pulse generator (021) at bracket (engine).

Fig 8: Identifying TDC Pulse Generator
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Connect digital tester as shown in connection diagram.
Run engine at idling speed, read off RI value (indirect start of delivery) at the digital tester at idle speed and compare with specification.
Adjust start of delivery if necessary (07.1-8300, "B").
Switch off engine.
Disconnect digital tester.
Screw in plug at governor. Tightening torque 30-35 Nm.
Perform leak tightness check with engine running.
Check engine oil level, correct if necessary.