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Old 04-27-2018, 03:11 PM
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Question C4 electrical problem

My wifes C4 drains its battery when parked. Suggestions as to how to solve this problem would be appreciated.
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Old 07-27-2018, 11:40 AM
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Are you handy with a multimeter?
Take the negative battery cable off.
Hook the meter set for AMPS between the two.
Wait for interior lights have gone off.
A few milliamps of drain is normal in any vehicle.
If it is more than that, start pulling fuses one by one and checking to narrow it down.
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Old 08-04-2018, 02:36 PM
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Default Thank you for responding

Tried this prior to asking forum. read 10-12 MA Must be intermittent, i e turns on/off?? new battery installed when vehicle purchased. prior to purchase, car had been parked for 12 years.
A real life barn find. only 32k miles.
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