Teardown of BG9T-14A073-XK (FL)
Parts
| Index | Chip marking - Vendor/Type | Use |
|---|---|---|
(1) | R32C R5F64524 - Renesas R32C Microcontroller | |
(2) | ||
(3) | ||
(4) | TLE7263 | SBC and MS-CAN Transceiver |
(5) | ||
(6) | ||
(7) | ||
(8) | ||
(9) | ||
(10) | ||
(11) | ||
(12) | ||
(13) | ||
(14) | ||
(15) | TJA1042 - High-speed CAN Transceiver | Connect HS-CAN Bus |
(16) | ||
(17) | ||
(18) | ||
(19) | ||
(20) | TLE7259 - Infineon LIN-Transceiver | Connect RFRX-Receiver (UART3 on R32C, LIN0 in schematics) |
(21) | ||
(22) | ||
(23) | ||
(24) | ||
(25) | ||
(26) | ||
(27) | ||
(28) | ||
(29) | ||
(30) | ||
(31) | ||
(32) | ||
(33) | ||
(34) | ||
(35) | ||
(36) | ||
(37) | ||
(38) | ||
(39) | ||
(40) | ||
(41) | ||
(42) | ||
(43) | ||
(44) | ||
(45) | ||
(46) | ||
(47) | ||
(48) | 8 MHz XTAL | CPU Clock Generator (driven at 8 MHz) |
(49) | 32.768 kHz XTAL | Used for internal clock |
Relays
| Index | Use |
|---|---|
(R1) | |
(R2) | |
(R3) | |
(R4) | |
(R5) |
TODO: Assign to pos in pict:
- Battery Safer/Interior Light Relay
- Fuel Pump Relay
- Fuel Flap Unlock Relay
- Fuel Flap Lock Relay
- Tailgate Unlock Relay
- Front Washer Relay
- Rear Washer Relay
Plugs
| Index | Use |
|---|---|
(C1) | C1 ENGINE - Engine compartment harness |
(C2) | C2 FLOOR - Floor harness |
(C3) | C3 IP - Instrument panel harness |
(C4) | C4 ROOF - Roof harness |
(C5) | C5 POWER - Power supply |