Hi,
I've had my 2017 c4 picasso at the mechanic for a week now. The heater blower stopped working completely, they've changed the fan and resistance module without success. Both them, and me are stumped as to where the actual fuses would be for this? Any fuse box diagrams on the internet i could find, and what they have access to dont match with the fuse boxes i have on the left side, or engine room. Is there an additional fuse location for more exclusive models?
Anyone has any other idea's as what it could be? I'm hoping its just a fuse, but finding it has been troublesome.
C4 picasso heater blower stopped working
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PaulC5
- Donor 2024
- Posts: 2526
- Joined: 06 Jun 2023, 15:26
- x 657
Re: C4 picasso heater blower stopped working
Sometimes an electrical connector can burn out so I would also check the complete wiring and connections to the blower and resistor.
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Mihael_M
- Donor 2024
- Posts: 191
- Joined: 14 Aug 2024, 18:58
- x 35
Re: C4 picasso heater blower stopped working
See on this page is the instruction manual for fuses.
https://fuse-box.info/citroen/citroen-c ... 2018-fuses
F11 20 A is for Air conditioning fan .
https://fuse-box.info/citroen/citroen-c ... 2018-fuses
F11 20 A is for Air conditioning fan .
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PeterV
- Posts: 2
- Joined: 18 Jan 2026, 14:41
- x 1
Re: C4 picasso heater blower stopped working
It was this! Burned connector. Which also destroyed the fan and resistor.PaulC5 wrote: 18 Jan 2026, 15:44 Sometimes an electrical connector can burn out so I would also check the complete wiring and connections to the blower and resistor.