Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2021TRANSIT-350 HD BASE, VAN CARGO EXTENDED, 3.5L ENG VIN 8, RWDREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSWIRING DIAGRAMSOEM CONNECTOR END VIEWS - C100 - C370CONNECTOR VIEWSCONNECTOR END VIEW (C300) - INLINE
2021 Ford Transit-350 HD Base, Van Cargo Extended, 3.5L Eng VIN 8, RWD
Connector End View (C300) - INLINE
2021 Ford Transit-350 HD Base, Van Cargo Extended, 3.5L Eng VIN 8, RWDSECTION Connector End View (C300) - INLINE
| Inline: | Description | Color | Harness | Base Part # | Service Pigtail | |||
|---|---|---|---|---|---|---|---|---|
| C300 | INLINE | BK | 1440113A409 | Not Available | ||||
MALE
Harness
14401
FEMALE
Harness
13A409
| Terminal Part Number | Service Part Number | Size |
|---|---|---|
| 1L2T-14421-AA | Not Available | |
| 1L2T-14421-BA | Not Available | |
| 97BG-14421-BCA | EU2Z-14421-EA | 2.80 |
| 97BG-14421-BBA | EU2Z-14421-EA | 2.80 |
| 9U5T-14474-MA | DU2Z-14474-BA | 0.64 |
| 9U5T-14474-LA | DU2Z-14474-BA | 0.64 |
| 97BG-14474-BCA | DU2Z-14474-EA | 2.80 |
| 97BG-14474-BAA | DU2Z-14474-EA | 2.80 |
| 97BG-14474-BBA | DU2Z-14474-EA | 2.80 |
| 97BG-14474-CCA | JU2Z-14474-AB | 6.30 |
| 97BG-14474-CBA | JU2Z-14474-AB | 6.30 |
| 97BG-14421-BAA | EU2Z-14421-EA | 2.80 |
| 97BG-14421-CCA | KU2Z-14421-AA | 6.30 |
| 97BG-14421-CBA | KU2Z-14421-AA | 6.30 |
| Pin | Circuit | Gauge | Qualifier | Terminal Part Number | ||
| 1 | CMP18 (GN-BN) | 20 | 1L2T-14421-AA | |||
| 2 | CMP02 (GN-BU) | 20 | 1L2T-14421-AA | |||
| 3 | LMP06 (VT-GY) | 18 | 1L2T-14421-AA | |||
| 4 | CLS09 (WH-OG) | 20 | 1L2T-14421-AA | |||
| 5 | CLS53 (GY-VT) | 20 | 1L2T-14421-AA | |||
| 6 | CRB01 (VT-BN) | 20 | 1L2T-14421-AA | |||
| 7 | CPL36 (GN) | 22 | 1L2T-14421-BA | |||
| 8 | CPL39 (YE) | 22 | 1L2T-14421-BA | |||
| 9 | RMP06 (YE-OG) | 18 | 1L2T-14421-AA | |||
| 10 | CR116 (GN-WH) | 20 | 1L2T-14421-AA | |||
| 11 | CLN03 (YE-GY) | 18 | 1L2T-14421-AA | |||
| 12 | CR114 (YE-OG) | 20 | 1L2T-14421-AA | |||
| 13 | CLS10 (GN-BN) | 18 | 1L2T-14421-AA | |||
| 14 | CLS04 (YE-VT) | 18 | 1L2T-14421-AA | |||
| 15 | CLS08 (VT-GN) | 20 | 1L2T-14421-AA | |||
| 16 | VLN04 (VT-GY) | 22 | 1L2T-14421-BA | |||
| 17 | CLS51 (WH-GN) | 20 | 1L2T-14421-AA | |||
| 18 | CLS17 (YE-GY) | 18 | 1L2T-14421-AA | |||
| 19 | CLN43 (WH-BU) | 18 | 1L2T-14421-AA | |||
| 20 | VME12 (BN-WH) | 16 | 97BG-14421-BCA | |||
| 21 | RME12 (BN-BU) | 16 | 97BG-14421-BCA | |||
| 22 | VMP13 (BU-OG) | 20 | 97BG-14421-BAA | |||
| 23 | VME09 (WH-GN) | 16 | 97BG-14421-BCA | |||
| 24 | RME09 (BN-YE) | 16 | 97BG-14421-BCA | |||
| 25 | GD306 (BK) | 18 | 97BG-14421-BBA | |||
| 26 | CLN01 (GN-VT) | 18 | 1L2T-14421-AA | |||
| 27 | CBP04 (VT-RD) | 18 | 1L2T-14421-AA | |||
| 28 | CB125 (WH-OG) | 18 | 1L2T-14421-AA | |||
| 29 | SB140 (VT-RD) | 12 | 97BG-14421-CCA | |||
| 30 | * | * | N/A | |||
| 31 | CB134 (VT-BN) | 14 | 97BG-14421-CBA | |||
| 32 | CLN13 (WH-BU) | 20 | 1L2T-14421-AA | |||
| 33 | VDN04 (VT-WH) | 18 | 97BG-14421-BBA | |||
| 34 | CPL11 (GY-BN) | 17 | 97BG-14421-BBA | |||
| 35 | VMP10 (WH-BU) | 20 | 97BG-14421-BAA | |||
| 36 | CPL79 (YE) | 20 | 97BG-14421-BAA | |||
| 37 | VMP12 (BU-GY) | 20 | 97BG-14421-BAA | |||
| 38 | VMP11 (BU-GN) | 20 | 97BG-14421-BAA | |||
| 39 | SBP31 (WH-RD) | 20 | 1L2T-14421-AA | |||
| 40 | RLN29 (VT-GY) | 22 | 1L2T-14421-BA | |||
| 41 | CPL81 (GY) | 22 | 1L2T-14421-BA | |||
| 42 | CBP19 (BN-WH) | 22 | 1L2T-14421-BA | |||
| 43 | CRB03 (WH-GN) | 20 | 1L2T-14421-AA | |||
| 44 | GD216 (BK-VT) | 22 | 1L2T-14421-BA | |||
| 45 | VDB06 (GY-OG) | 22 | 1L2T-14421-BA | |||
| 46 | VDB07 (VT-OG) | 22 | 1L2T-14421-BA | |||
| 47 | VDB06 (GY-OG) | 22 | 1L2T-14421-BA | |||
| 48 | VDB07 (VT-OG) | 22 | 1L2T-14421-BA | |||
| 49 | VDB04 (BU) | 20 | 1L2T-14421-AA | |||
| 50 | VDB05 (WH) | 20 | 1L2T-14421-AA | |||
| 51 | VDB04 (BU) | 22 | 1L2T-14421-BA | |||
| 52 | VDB05 (WH) | 22 | 1L2T-14421-BA | |||
| 53 | VPL56 (BU-GY) | 22 | 1L2T-14421-BA | |||
| 54 | VMP20 (GY-OG) | 20 | 1L2T-14421-AA | |||
| 55 | VMP21 (WH-BN) | 20 | 1L2T-14421-AA | |||
| 56 | CR109 (BN-BU) | 20 | 1L2T-14421-AA | |||
| 57 | RR109 (BU-GN) | 20 | 1L2T-14421-AA | |||
| 58 | CR110 (GN-BN) | 18 | 1L2T-14421-AA | |||
| Pin | Circuit | Gauge | Qualifier | Terminal Part Number | ||
| 1 | CMP18 (GN-BN) | 20 | 9U5T-14474-MA | |||
| 2 | CMP02 (GN-BU) | 18 | 9U5T-14474-MA | |||
| 2 | CMP02 (GN-BU) | 20 | 9U5T-14474-MA | |||
| 3 | LMP06 (VT-GY) | 18 | 9U5T-14474-MA | |||
| 3 | VMP19 (WH-GN) | 18 | 9U5T-14474-MA | |||
| 4 | CLS09 (WH-OG) | 20 | 9U5T-14474-MA | |||
| 4 | RMP19 (BN-VT) | 18 | 9U5T-14474-MA | |||
| 5 | CLS53 (GY-VT) | 20 | 9U5T-14474-MA | |||
| 5 | DMP19 (SI) | 18 | 9U5T-14474-MA | |||
| 6 | CRB01 (VT-BN) | 20 | 9U5T-14474-MA | |||
| 6 | GD236 (BK-GN) | 18 | 9U5T-14474-MA | |||
| 7 | CPL36 (GN) | 20 | 9U5T-14474-MA | |||
| 8 | CPL39 (YE) | 20 | 9U5T-14474-MA | |||
| 9 | RMP06 (YE-OG) | 18 | 9U5T-14474-MA | |||
| 10 | CR116 (GN-WH) | 22 | 9U5T-14474-LA | |||
| 11 | CLN03 (YE-GY) | 18 | 9U5T-14474-MA | |||
| 12 | CR114 (YE-OG) | 22 | 9U5T-14474-LA | |||
| 13 | CLS10 (GN-BN) | 18 | 9U5T-14474-MA | |||
| 14 | CLS04 (YE-VT) | 18 | 9U5T-14474-MA | |||
| 15 | CLS08 (VT-GN) | 20 | 9U5T-14474-MA | |||
| 16 | VLN04 (VT-GY) | 22 | 9U5T-14474-LA | |||
| 17 | CLS51 (WH-GN) | 20 | 9U5T-14474-MA | |||
| 18 | CLS17 (YE-GY) | 20 | 9U5T-14474-MA | |||
| 19 | CLN43 (WH-BU) | 18 | 9U5T-14474-MA | |||
| 20 | VME12 (BN-WH) | 16 | 97BG-14474-BCA | |||
| 21 | RME12 (BN-BU) | 16 | 97BG-14474-BCA | |||
| 22 | VMP13 (BU-OG) | 20 | 97BG-14474-BAA | |||
| 23 | VME09 (WH-GN) | 16 | 97BG-14474-BCA | |||
| 24 | RME09 (BN-YE) | 16 | 97BG-14474-BCA | |||
| 25 | GD236 (BK-GN) | 18 | 97BG-14474-BBA | |||
| 25 | GD306 (BK) | 18 | 97BG-14474-BBA | |||
| 26 | CLN01 (GN-VT) | 18 | 9U5T-14474-MA | |||
| 27 | CBP04 (VT-RD) | 18 | 9U5T-14474-MA | |||
| 28 | CB125 (WH-OG) | 18 | 9U5T-14474-MA | |||
| 29 | SB140 (VT-RD) | 14 | 97BG-14474-CBA | |||
| 30 | CBB78 (GY-BU) | 12 | 97BG-14474-CCA | |||
| 31 | CB134 (VT-BN) | 14 | 97BG-14474-CBA | |||
| 32 | CLN13 (WH-BU) | 20 | 9U5T-14474-MA | |||
| 33 | VDN04 (VT-WH) | 18 | 97BG-14474-BBA | |||
| 34 | CPL11 (GY-BN) | 17 | 97BG-14474-BBA | |||
| 35 | VMP10 (WH-BU) | 20 | 97BG-14474-BAA | |||
| 36 | CPL79 (YE) | 17 | 97BG-14474-BBA | |||
| 37 | VMP12 (BU-GY) | 20 | 97BG-14474-BAA | |||
| 38 | VMP11 (BU-GN) | 20 | 97BG-14474-BAA | |||
| 39 | SBP31 (WH-RD) | 20 | 9U5T-14474-MA | |||
| 39 | SPB31 (WH-RD) | 20 | 9U5T-14474-MA | |||
| 40 | RLN29 (VT-GY) | 18 | 9U5T-14474-MA | |||
| 40 | RLN29 (VT-GY) | 20 | 9U5T-14474-MA | |||
| 41 | CPL81 (GY) | 20 | 9U5T-14474-MA | |||
| 42 | CBP19 (BN-WH) | 22 | 9U5T-14474-LA | |||
| 43 | CRB03 (WH-GN) | 20 | 9U5T-14474-MA | |||
| 44 | GD216 (BK-VT) | 22 | 9U5T-14474-LA | |||
| 45 | VDB06 (GY-OG) | 22 | 9U5T-14474-LA | |||
| 46 | VDB07 (VT-OG) | 22 | 9U5T-14474-LA | |||
| 47 | VDB06 (GY-OG) | 22 | 9U5T-14474-LA | |||
| 48 | VDB07 (VT-OG) | 22 | 9U5T-14474-LA | |||
| 49 | VDB04 (BU) | 22 | 9U5T-14474-LA | |||
| 50 | VDB05 (WH) | 22 | 9U5T-14474-LA | |||
| 51 | VDB04 (BU) | 22 | 9U5T-14474-LA | |||
| 52 | VDB05 (WH) | 22 | 9U5T-14474-LA | |||
| 53 | VPL56 (BU-GY) | 20 | 9U5T-14474-MA|9U5T-14474-LA | |||
| 53 | VPL56 (BU-GY) | 22 | 9U5T-14474-MA|9U5T-14474-LA | |||
| 54 | VMP20 (GY-OG) | 20 | 9U5T-14474-MA | |||
| 55 | VMP21 (WH-BN) | 20 | 9U5T-14474-MA | |||
| 56 | CR109 (BN-BU) | 20 | 9U5T-14474-MA | |||
| 57 | RR109 (BU-GN) | 20 | 9U5T-14474-MA | |||
| 58 | CR110 (GN-BN) | 20 | 9U5T-14474-MA | |||
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.