Climate Units - General Diagnostics and Tests: Overview Volvo V40 I рестайлинг

Scheme 22

Scheme 23

Scheme 24

1. Ignition off
2. Disconnect the climate control module
3. Switch off all equipment that takes power from the battery (courtesy lighting, radio etc.)
4. Connect an ohmmeter between control module terminal #A8 on the breakout box and the battery negative terminal
5. The ohmmeter should read approximately 0ohms. Other information: To connect the breakout box, see «Connecting the breakout box, climate control module»(ref-441326-S35353694222011121500000) For information about signals, see «Climate control signal specifications»(ref-441327-S29322084422011121500000).

Was a fault detected?

1. YES Refer to «Checking for an open-circuit»(ref-441326-S04355582782011121500000)
2. NO OKAY: Troubleshooting has been completed.

See also:
• Connecting the breakout box