Mercedes-Benz CS1000 - Manual (Page 21)

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ANALOG CODES
CS1000 Code Scanner OB15-11
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Model Model Year
124.128 1990-91
126.134 126.135 1990-91
Connect wires of Scanner as follows:
Scanner Data Link Connector 8-pin
Yellow Socket 4
Black Socket 1
Red Battery (+)
FAULT CODE TABLE
DTC Readout Possible Cause of Failure
1 No fault found
2 Fuel rack position sensor (L7)
3 Air flow sensor (B2/1)
4 EDS control unit (N39), atmospheric pressure sensor
5 EGR valve vacuum transducer (Y31/1) or malfunction in EGR control circuit
6 EDS control unit (N39), internal voltage supply
7 Starter ring gear speed sensor (L3)
8 Coolant temperature sensor (B11/4)
9 Intake air temperature sensor (B2/1a)
10 Voltage supply insufficient
11 Electronic idle speed control actuator or exhaust gas recirculation (EGR) valve vacuum
transducer
12 Not used
13 Electronic diesel system control unit (n39), faulty (internal fault memory)
14 Electronic diesel system pressure sensor (B5/1), defective
15 Intake manifold air pressure control valve vacuum transducer (Y31/2), wastage vacuum
transducer (Y31/3), or malfunction Intake manifold air pressure circuit