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 MANUALSJEEP2007GRAND CHEROKEE 2WD V8-5.7L VIN 2REPAIR AND DIAGNOSISDIAGRAMSCONNECTOR VIEWSC300 - C399C303
2007 Jeep Grand Cherokee 2WD V8-5.7L VIN 2
C303
2007 Jeep Grand Cherokee 2WD V8-5.7L VIN 2SECTION C303
Component ID: 32
Component : C303
Connector:
Name : C303
Color :
# of pins : 13
Gender : FEMALE
Pin Description Circuit
1 PASSENGER MIRROR HORIZONTAL DRIVER P74 20TN/OR
2 - -
3 AMPLIFIED LEFT I/P SPEAKER (-) X299 18GY/YL
3 AMPLIFIED LEFT FRONT DOOR SPEAKER (-) X291 18GY/YL
4 AMPLIFIED LEFT I/P SPEAKER (+) X209 18GY/OR
4 AMPLIFIED LEFT FRONT DOOR SPEAKER (+) X201 18GY/VT
5 DOOR LOCK RELAY OUTPUT P778 16LG/LB
5 DOOR LOCK RELAY OUTPUT P778 18LG/LB
6 - -
7 MIRROR COMMON DRIVER P76 20TN/LB
8 - -
9 FUSED RUN/ACCESSORY DELAY RELAY OUTPUT A929 16RD
9 FUSED RUN/ACCESSORY DELAY RELAY OUTPUT A929 16RD/BR
10 FUSED RUN/ACCESSORY DELAY RELAY OUTPUT A929 16RD
10 FUSED RUN/ACCESSORY DELAY RELAY OUTPUT A929 16RD/DB
11 GROUND Z911 14BK
12 WINDOW LOCK OUT SWITCH OUTPUT Q15 14OR/LB
13 GROUND Z927 16BK
13 GROUND Z927 16BK/LB
Component Location - 53
Fig. 53:
Component Location - 62
Connector:
Name : C303
Color :
# of pins : 13
Gender : MALE
Pin Description Circuit
1 PASSENGER MIRROR HORIZONTAL DRIVER P74 20TN/OR
2 - -
3 AMPLIFIED LEFT FRONT DOOR SPEAKER (-) X291 18GY/YL
4 AMPLIFIED LEFT FRONT DOOR SPEAKER (+) X201 18GY/VT
5 DOOR LOCK RELAY OUTPUT P778 16LG/LB
6 - -
7 MIRROR COMMON DRIVER P76 20TN/LB
8 - -
9 FUSED RUN/ACCESSORY DELAY RELAY OUTPUT A929 16RD/LG
10 FUSED RUN/ACCESSORY DELAY RELAY OUTPUT A929 16RD/DB
11 GROUND Z911 16BK
12 WINDOW LOCK OUT SWITCH OUTPUT Q15 20OR/LB
13 GROUND Z927 16BK
Component Location - 53
Fig. 53:
Component Location - 62
RENDER: 1.0x
NO RELATED
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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.