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BMW 3-Series (E90 E92) Forum
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No power at all jbe is good PLEASE HELP!!!!
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05-18-2024, 04:48 PM | #1 |
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So awhile ago I dropped a socket wrench in my junction box power that is hooked to the battery and now have zero power the battery reads 12 volts and all the fuses on the battery do besides the one that hooks to the junction box power cable it reads anywhere from 0.00 to 0.07 volts and the junction box power wire also reads 0.00 to 0.07 volts. I have tried replacing the jbe and It’s a brand new battery and has a brand new alternator anyone have any idea could I have possibly fried the cord that goes to the fuse box and jbe?
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05-18-2024, 05:21 PM | #2 | |
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Drives: 330i, 135i
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05-18-2024, 07:41 PM | #4 | |
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Quote:
The Panel on top of the Battery in the Boot is called: "Rear Power Distribution Panel" (RPDP). See the Bentley Manual ScreenPrint attached to NEXT Post, which shows the "Fusible Link"inside that panel, somewhat like a "comb". Your photo shows that Fusible Link exposed, EASILY shorted to ground. Those two 13mm Nuts on the Link area supposed to be covered by plastic, as is the ENTIRE fusible link, to prevent shorting. If you have 12V at battery posts but nearly ZERO Volts at the Inboard Spade of link, where 13mm nut is, that means your JB (Junction Box) Fuse Panel is getting NO Voltage Supply. The Medium Red B+ cable, where Meter Probe is, runs to Right vehicle side, & then forward, inside vehicle, to the JB Fuse Panel (under Glovebox). You SHOULD have Battery voltage if you put Red Meter Probe on LARGE metal Fusible Link where other 13mm nut is, connected to Battery (+) Terminal. I can't tell from your description if you mean the other spades of the Fusible Link, OUTBOARD of the one your Meter Probe is contacting, have voltage or NOT. If they DO, then the "fuse" under the large black plastic of the Link, to LEFT of the Meter Probe in photo, is FUBAR. In ANY event, the MINIMUM part replacement is the Fusible Link (ALL spades). You PROBABLY will NOT be able to find just the Fusible Link, and MAY have to purchase replacement RPDP (Entire Rear Power Distribution Panel). If that is NOT clear, please post back. George |
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05-19-2024, 01:35 AM | #6 |
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Ok so here’s where I’m confused all of those fuse get power besides the one where the 13mm goes. And the power wire that is labeled 6 on your image gets no volts
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