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Cabin blower starts when the car is off

Help, Advice, Owners' Discussion and DIY Tutorials on Volvo's stylish, distinctive P2 platform cars sold as model years 2001-2007 (North American market year designations).

2001 - 2007 V70
2001 - 2004 V70 XC (Cross Country)
2004 - 2007 XC70 (Cross Country)
2001 - 2009 S60
2003 - 2007 S60 R
2004 - 2007 V70 R

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Kiwi in Canada
Posts: 2
Joined: 22 September 2010
Year and Model: V70 2001
Location: New Brunswick

Cabin blower starts when the car is off

Post by Kiwi in Canada »

My 2001 V70 wagon does a couple of odd things.
1. After switching off the cabin blower, turning off the car and locking it, at times, after 5-10 minutes, the interior cabin blower will come on at full blast. This has twice caused the battery to flatten. Happens maybe one time in 15-20.
2. Each and every time I unlock the car, the driver's mirror changes position to some random angle (usually different each time). I reset it, as per the instructions in the manual, but still, each and every time I unlock the car, the mirror changes position.

Advice would be welcomed.

JRL
Posts: 9350
Joined: 22 November 2005
Year and Model: Several
Location: 19333
Been thanked: 16 times

Post by JRL »

Everything is working as it's supposed to
The fan running after the AC shuts off is called the "afterblow" it will run up to 45 minutes and is cleaning out the AC system.

The seats and mirrors will return to the setting for the seat position used and/or THE LAST KEY USED.
If you use the same key/remote, you should be fine.

If you're using the same key/remote you need to have the Volvo dealer reset the system
Try locking and unlocking the car three (3) times in succession with the key only. (NOT the remote)
This resets many of the systems
Mod note. Jim passed away in early 2022, his contributions to this forum are immortal, and he is missed. RIP

2000 V70R Black, 144,000 miles Wife's R.
2007 V70 2.5T White/Oak 111,000 MILES. Polestar tune, IPD bars, rear spoiler, dark grey Thors, DWS 06, HU850, sub.

Kiwi in Canada
Posts: 2
Joined: 22 September 2010
Year and Model: V70 2001
Location: New Brunswick

Post by Kiwi in Canada »

Thanks for the help.
I tried the key three times and it didn't work. Interesting though, when I unlock the car with the key, the mirrors stay where they are, when I use the remote, they go to some bizarre angle. Could it be a symptom of the battery running low in the remote?

As for the cabin blower, I'm not convinced. It happens both in cool weather and hot weather, and at the time when the engine is switched off, the blower is NOT running. At some point after that, it starts up all by itself and just keeps going until I put the key in the ignition and start the car. I'm fairly certain this is more than afterblow, as it just doesn't stop.

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