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Mercedes Benz
Transmission Module
CS1000 Code Scanner
OB15-12
Copyright © 1998 Baum Tools Unlimited Inc. All rights reserved.
Reproduction in whole or in part in any form or medium without express written permission of Baum Tools Unlimited Inc. is prohibited.
150
Operating the CS1000
- Mercedes Benz
OB15-12
Memory Cartridge - Mercedes Benz Analog & Digital Fault Codes
1. Setting Up
ATTENTION: DO NOT INSERT CARTRIDGE WITH POWER SUPPLIED TO THE CS1000.
PROPER USE OF THE MERCEDES DIAGNOSTIC SYSTEM
Identify vehicle Model and Month/Year of production
Confirm specific drivability complaint. If MIL is on, when did it come on and under what conditions?
Insert the OB15-12 memory cartridge into the base of the scanner. Make sure the arrow on the cartridge is
facing up as it is inserted. Gently push the cartridge into the CS1000 until the cartridge seats completely.
Refer to Diagnostic Cable introduction page 9 and connection table page 10 of this manual to determine
vehicle cable requirements. Connect the cable specified to the scanner and to the vehicle Diagnostic
Connector.
Connect the 25-pin cable connector head firmly to the scanner 25-pin connection port.
Connect the Red test lead from the scanner to the power supply socket (B+) on the Diagnostic Connector, where
available, or to the vehicle's battery via the extension cable and battery clamp supplied.
Connect the Black test lead from the scanner to the ground socket on the Diagnostic Connector. Now the scanner
powered up and the power indicator light should be fully illuminated. The screen will display 1.
Note:
Power indicator light (LED) must light up. If it does not, refer to the list below for detailed test.
Refer to the connection table of this manual; check the Red and Black test lead with the socket number on the
Diagnostic Connector, Is there an incorrect or weak connection?
Check the power requirement on the Diagnostic Connector. (Must be performed with the ignition ON when
connected with 16-pole diagnostic connector at socket 16)
Connect the Yellow test lead to the system diagnostic socket that you use to extract codes.
Refer to this manual or Mercedes Benz maintenance manual for location of the Diagnostic sockets for the
type of Diagnostic Connector fitted to the vehicle and the system capabilities available for code access on
the applicable Diagnostic sockets.
2. Turn Ignition ON (KOEO) or Engine at idle (KOER)
3. System Selection
1
Analog type Transmission Systems (impulse fault code type)
Models 129, 140 with CFI, LH-SFI control systems 1990 - 1993