Analog codes – Mercedes-Benz CS1000 User Manual
Page 21
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1
ANALOG CODES
CS1000 Code Scanner
OB15-11
21
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