Dtc code 2EF7 - BMW Cars & Trucks

NO CAR TOLD, OR IS THIS A TRUCK
D13 a complex diesel engine.
375 horsepower and 1,450 lb-ft of torque.!


those DTC codes are power train, not just the engine. so no car told


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P1 ,p2 codes are volvo only codes. factory codes , P0 xyz codes are what we call federal codes and are standard.

$92,000 SEMI TRUCK AND YOU CAN'T DO A SHOP VISIT?
Buy the service manual .
the service manual only covers this truck and unique DTC codes !

Of course there are no latches to undo . It's all electrically operated . Has a control module ( computer ) , sensor inputs , hydraulics etc.... More then likely codes are stored in the control module . Need a factory or professional type scan tool to check these code's .

Any one of these codes could cause it not to work
DTC B1010
DTC B1296
DTC B1307
DTC B1325
DTC B1335
DTC B1345
DTC B1395
DTC B316A
DTC B3602
DTC B3669
DTC B366A
DTC B366B
DTC B366C
DTC B366D
DTC B366E
DTC B3674
DTC B3675
DTC B367A
DTC B367B
DTC B367F
DTC B3680
DTC B3683
DTC B3685

Taking the vehicle to a qualified repair shop mite be your best bet . DTC B1296 01: Movable Roof Header Unlatched Sensor Circuit short to battery
DTC B1296 06: Movable Roof Header Unlatched Sensor Circuit short to ground or open
DTC B1296 58: Movable Roof Header Unlatched Sensor Circuit incorrect reaction after event
DTC B1296 59: Movable Roof Header Unlatched Sensor Circuit circuit/component protection time out

Circuit/System Description
S1 is the Folding Top Header Latch Cylinder Sensor. The folding top control (FTC) module uses S1 to determine if the Folding Top Header Latch Cylinder is in the latched or unlatched position. S1 is a hall effect sensor that becomes active when the cylinder is in the unlatched position.
DTC B1307 58: Movable Roof Latch Signal Circuit incorrect reaction after event
DTC B1307 59: Movable Roof Latch Signal Circuit circuit/component protection time out

The first thing to do would be to hook up a scan tool that can communicate with the Roof door module (RDM) an check for code's (DTC'S) . Can set a bunch of different code's
DTC B1296
DTC B1300
DTC B1306
DTC B1310
DTC B1311
DTC B1323
DTC B1517
DTC B1518
DTC B3602
DTC B3665
DTC B3666
DTC B3667
DTC B3670
DTC B3671
DTC B3674
DTC B3675
DTC B3676
DTC B3677
DTC B3681
DTC B3682
DTC BThe roof door module (RDM) checks the outer latch latched signal circuit, at least once every 200 milliseconds.
The folding top outer latch position switch is supplied with a constant ground source.
When the switch is active, the RDM will detect a switched ground signal on the folding top outer latch position switch latched signal circuit indicating that the latch is latched.

DTC B3685
Without a factory or professional scan tool you can't read these code's . Advance , auto zone , pep boy's etc .... can't read these code's . Your best bet take it to the Dealer or someother qualified repair shop.
Sample of code DTC B1296
The roof door module (RDM) checks the outer latch latched signal circuit, at least once every 200 milliseconds.
The folding top outer latch position switch is supplied with a constant ground source.
When the switch is active, the RDM will detect a switched ground signal on the folding top outer latch position switch latched signal circuit indicating that the latch is latched.

u10140 ??? too many numbers, should only have 4 at most . U code's are GMLAN network code's . Do you know what a serial data communication network is ? All the modules , PCM/ECM , BCM , instrument cluster , ABS , SRS etc... all take to one another (share info.) on this data network . Computer talk. U code's can mean a module stopped talking or a problem with wiring etc... DTC U0020
DTC U0073 or U2100
DTC U0100-U0299
DTC U1500
DTC U1814
DTC U2099
DTC U2103
DTC U2104

Your best bet , take your vehicle to a qualified repair .

there are about a dozen O2 sensor codes. Tell us which one you have

Could be any number of thing's , having the 4X4 control module checked for code's is the first thing you should do , before just replacing parts. Do you know what a DTC is ? Diagnostic trouble code .
DTC B0790
DTC B2725
DTC C0306
DTC C0327
DTC C0329
DTC C0359
DTC C0550

Have the codes checked ! Do you know what codes are ,What the light is for ? The light is to warn the driver that there is a problem in the ABS system . Have the codes checked before replacing parts ,the code will point you in the direction to go .This system can set numerous DTC'S
DTC C1211 DTC C1214 DTC C1217 DTC C1218 DTC C1221-C1235 DTC C1236 DTC C1237 DTC C1238 DTC C1242 or C1243 DTC C1248 DTC C1251 (w/F45) DTC C1254 DTC C1255 or C1256 DTC C1261-C1274 DTC C1276, P1644, or P1689 DTC C1277 or P1571 DTC C1278 DTC C1281, C1283, or C1286 DTC C1282 DTC C1284 or C1285 DTC C1287 or C1288 DTC C1291 or C1293 DTC C1294 DTC C1295 Maybe your best bet would be to take your vehicle to a ASE certified repair shop or the dealer

It needs a service.

There is no reset , if security light is lit there is a problem with the anti-theft system .Should have it checked for DTC'S - diagnostic trouble codes . Could have 8 different B - codes
DTC B0685 DTC B2955 DTC B2960 DTC B3031 DTC B3033 DTC P1626 DTC P1630 DTC P1631
You would need a professional type scan tool to read these type codes , not an OBD 2 code reader .