Manufacturer Code Charts: 147700

Component NOx sensor downstream of SCR catalytic converter has a short circuit.


Possible cause:

- NOx sensor downstream of SCR catalytic converter
Affected functions:

- Power generation

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Test 1: Check component NOx sensor downstream of SCR catalytic converter.

1. Check component NOx sensor downstream of SCR catalytic converter.
Possible causes of fault

- Check contacts of wiring harness at component NOx sensor upstream of SCR catalytic converter.
- Component NOx sensor downstream of SCR catalytic converter is defective.
Possible remedy

- Replace component NOx sensor downstream of SCR catalytic converter.
Further procedure:Start teach-in processes after replacement of component NOx sensor downstream of SCR catalytic converter by pressing button F2.

Warning!Communication with ECU required.