LF Control Unit
WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.
x: Applicable-: Not applicable
DTC DESCRIPTION (BCM) (US)
| DTC | System malfunction location | Warning/indicator light | Push button start indicator light (amber) | Fail - safe | Drive cycle | Self test type(1) | Memory function | Refer to | ||
|---|---|---|---|---|---|---|---|---|---|---|
| B10C1:14 | Touch sensor (LF) circuit malfunction | On | - | - | - | C | x | (See DTC B10C1:14 (BCM) .) | ||
| B10C3:14 | Touch sensor (RF) circuit malfunction | On | - | - | - | C | x | (See DTC B10C3:14 (BCM) .) | ||
| B10C6:1F | Keyless antenna (exterior, rear) circuit malfunction | On | - | x | - | C | x | (See DTC B10C6:1F (BCM) .) | ||
| B10C8:1F | Keyless antenna (interior, rear) circuit malfunction | On | - | x | - | C | x | (See DTC B10C8:1F (BCM) .) | ||
| B10C9:1F | Keyless antenna (interior, front) circuit malfunction | On | - | x | - | C | x | (See DTC B10C9:1F (BCM) .) | ||
| B10D9:87 | Coil antenna (built into push button start) error | On | Flash | - | - | C | - | (See DTC B10D9:87 (BCM) .) | ||
| B11C4:23 | Door lock switch (liftgate) circuit malfunction | On | - | - | - | C | x | (See DTC B11C4:23 (BCM) .) | ||
| B11FD:1F | Keyless antenna (exterior, LF) circuit malfunction | On | - | x | - | C | x | (See DTC B11FD:1F (BCM) .) | ||
| B1210:1F | Keyless antenna (exterior, RF) circuit malfunction | On | - | x | - | C | x | (See DTC B1210:1F (BCM) .) | ||
| B13C3:29 | Communication error between body control module (BCM) and LF control unit | On | - | x | - | C | x | (See DTC B13C3:29 (BCM) (US) .) | ||
| B13D3:16 | Low remote transmitter battery voltage | On | - | - | - | C | x | (See DTC B13D3:16 (BCM) .) | ||
| B13D3:4A | Remote transmitter assembly malfunction | On | - | - | - | C | x | (See DTC B13D3:4A (BCM) .) | ||
| B13D3:51 | Unregistered remote transmitter is detected | On | - | - | - | C | - | (See DTC B13D3:51 (BCM) .) | ||
| B13D3:94 | Communication error with remote transmitter | On | - | - | - | C | - | (See DTC B13D3:94 (BCM) .) | ||
| B2007:49 | LF control unit internal malfunction | On | - | - | - | C | x | (See DTC B2007:49 (BCM) .) | ||
| B2007:55 | LF control unit configuration error | On | - | - | - | C | x | (See DTC B2007:55 (BCM) .) | ||
| B2007:56 | LF control unit configuration error | On | - | - | - | C | x | (See DTC B2007:56 (BCM) .) | ||
| B2007:96 | LF control unit internal malfunction | On | - | - | - | C | - | (See DTC B2007:96 (BCM) .) | ||
| U1033:00 | LF control unit malfunction | On | - | - | - | C | - | (See DTC U1033:00 (BCM) .) | ||
| U201F:11 | Keyless receiver circuit malfunction | On | - | - | - | C | x | (See DTC U201F:11 (BCM) .) | ||
| U201F:12 | Keyless receiver circuit malfunction | On | - | - | - | C | x | (See DTC U201F:12 (BCM) .) | ||
| U2100:56 | LF control unit configuration error | On | - | - | - | C | x | (See DTC U2100:56 (BCM) .) | ||
| U2640:14 | LF control unit power supply circuit malfunction | On | - | - | - | C | x | (See DTC U2640:14 (BCM) .) | ||
| U2640:16 | LF control unit low power supply voltage input | On | - | - | - | C | x | (See DTC U2640:16 (BCM) (US) .) | ||
| U2641:14 | LF control unit power supply circuit malfunction | On | - | - | - | C | x | (See DTC U2641:14 (BCM) .) | ||
| U2641:16 | LF control unit low power supply voltage input | On | - | - | - | C | x | (See DTC U2641:16 (BCM) (US) .) | ||
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