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.
2007 Freightliner Sprinter 2500 V6-3.0L DSL TurboFACTORY OEM SERVICE PROCEDURE
Relay Block
Component ID: 306
Component : RELAY BLOCK
Connector:
Name : RELAY BLOCK
Color :
# of pins : 75
11 - 2269 12BK/YL
12 - 2264 18BK/BR
14 GROUND 2260 18BR
15 - 2265 12RD/BR
21 - 2267 14DB/YL
22 - U261E 18RD/BK
24 GROUND 2261 18BR
25 - 2266 14RD/VT
31 - 3160 18GY/BR
31 - 3409 18BR/DG
31 - 4553 18GY/BR
32 - 3159 18DB/RD
32 - 3412 18BK/VT
32 - 4552 18DB/RD
33 - 3410 18BR/YL
34 GROUND 3158 18BR
34 - 3413 18BR/WT
35 GROUND 3157 18BR
35 - 3416 18BR/DB
41 - 2294 12VT/DB
42 - 2297 18VT/YL
44 GROUND 2295 18BR
45 - 2296 12RD/YL
71 - 4188 18YL/RD
71 - 4430 18YL/RD
71 - 4773 18YL/RD
72 - 3358 18DB/GY
72 - 4185 18BK/VT
74 GROUND 4203 18BR
75 - 4187 18RD/VT
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.