Operation CHARM: Car repair manuals for everyone.
Home >> Mercedes Benz >> 2003 >> SLK 230 (170.449) L4-2.3L SC (111.983) >> Repair and Diagnosis >> A L L Diagnostic Trouble Codes ( DTC ) >> Testing and Inspection >> P Code Charts >> P203F >> [4] Monitoring: CAN Fault ( ESP, ETC, EIS ) >> Test 1: Engine Compartment CAN Test >> Test 4: Resistance Test of Engine Compartment CAN >> Test 4C: Test Terminating Resistor of CAN Element In Control Module N3/10 (ME-SFI Control Module)

Test 4C: Test Terminating Resistor of CAN Element In Control Module N3/10 (ME-SFI Control Module)



Test terminating resistor of CAN element in control module N3/10 (ME-SFI control module)

Test terminating resistor of component N3/10 (ME-SFI control module)

Test sequence
- Switch off ignition.
- Connect socket box to component N3/10 (ME-SFI control module).
- Connector 4 is plugged in at control unit.
- Unplug the socket 4 from the wiring harness at the socket box.
- (4.1) 86<-->87 (4.2)

Specified value
- Resistor [115...125]

Question: Is the measured value okay?

No
- The measured value is not o.k.
Possible cause and remedy
- Control unit N3/10 (ME-SFI control module)
*End of test**

Yes
- The measured value is o.k.
**End of test**

pro multis · About Operation CHARM