Mercedes-Benz CS1000 - Manual (Page 24)

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ANALOG CODES
CS1000 Code Scanner OB15-11
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Models Model Years
124.026 124.030 124.090 124.230 124.290 1990-93
126.024 126.025 1990-93
201.029 1990-93
Connect Wires of Scanner as Follows:
Scanner Data Link Connector 8 & 16-pin
Yellow Socket 3
Black Socket 1
Red Battery (+)
FAULT CODE TABLE
DTC Readout Possible Cause of Failure
1 No fault found
2 Throttle position switch - wide open throttle (WOT), signal faulty
3 Engine coolant temperature signal read by CFI control module
4 Potentiometer voltage illogical
5 Oxygen sensor signal illogical
6 Not used
7 TNA signal(rpm) read by CFI control module
8 Altitude pressure signal from ignition control module illogical
9 Current to EHA is illogical
10 Throttle position switch - closed throttle position fault (idle)
11 Air injection system
12 Absolute pressure values from EZL ignition control module are illogical
13 Intake air temperature reading is illogical
14 Vehicle speed signal read by CFI control module is illogical
15 Not used
16 Exhaust gas recirculation
17 Oxygen sensor is shorted to positive or ground
18 Current to idle control valve is illogical
19 Not used