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.
2008 Volvo S80 BaseFACTORY OEM SERVICE PROCEDURE
Electrical Component Locator: Splices
SPLICES LOCATION
| Component | Location |
|---|---|
| S73/3003 (3.0L) | In engine harness, at top of engine. See Figure. |
| S73/3003 (3.2L) | In engine harness, at top of engine. See Figure. |
| S73/3004 | In engine harness, at top of engine. See Figure. |
| S73/3004 (3.0L) | In engine harness, at top right side of engine. See Figure. |
| S73/3006 (3.0L) | In engine harness, at top rear of engine. See Figure. |
| S73/3006 (3.2L) | In engine harness, at right rear of engine. See Figure. |
| S73/3006 (4.4L) | In engine harness, at left rear of engine. See Figure. |
| S73/3009 (3.0L) | In engine harness, at right rear of engine. See Figure. |
| S73/3009 (3.2L) | In engine harness, at right rear of engine. See Figure. |
| S73/3010 (3.0L) | In engine harness, at left rear of engine. See Figure. |
| S73/3010 (3.2L) | In engine harness, at left rear of engine. See Figure. |
| S73/3012 (3.0L) | In engine harness, at right rear of engine compartment. See Figure. |
| S73/3012 (3.2L) | In engine harness, at right rear of engine compartment. See Figure. |
| S73/3014 (3.0L) | In engine harness, at left rear of engine. See Figure. |
| S73/3014 (3.2L) | In engine harness, at left side of engine. See Figure. |
| S73/3014 (4.4L) | In engine harness, at left rear of engine compartment. See Figure. |
| S73/3015 (3.0L) | In engine harness, at left rear of engine. See Figure. |
| S73/3015 (3.2L) | In engine harness, at left side of engine. See Figure. |
| S73/3015 (4.4L) | In engine harness, at left rear of engine compartment. See Figure. |
| S73/3019 | In engine compartment harness, at rear of compartment. See Figure. |
| S73/3020 | In engine compartment harness, at rear of compartment. See Figure. |
| S73/3021 | In engine compartment harness, at rear of compartment. See Figure. |
| S73/3022 | In engine compartment harness, at rear of compartment. See Figure. |
| S73/3030 | In engine compartment harness, at right front of compartment. See Figure. |
| S73/3031 | In engine harness, at left rear of engine compartment. See Figure. |
| S73/3033 | In engine compartment harness, at left front of compartment. See Figure. |
| S73/3034 | In engine compartment harness, at left rear of compartment. See Figure. |
| S73/3035 | In engine compartment harness, at right front of compartment. See Figure. |
| S73/3036 | In engine compartment harness, at left rear of compartment. See Figure. |
| S73/3038 | In engine compartment harness, at right rear of compartment. See Figure. |
| S73/3039 (3.0L) | In engine harness, at top rear of engine. See Figure. |
| S73/3039 (3.2L) | In engine harness, at left rear of engine. See Figure. |
| S73/3039 (4.4L) | In engine harness, at left rear of engine. See Figure. |
| S73/3041 | In engine compartment harness, at right rear of compartment. See Figure. |
| S73/3042 | In engine compartment harness, at right front of compartment. See Figure. |
| S73/3052 | In engine compartment harness, at right rear of compartment. See Figure. |
| S73/3053 (3.0L) | In engine harness, at top rear of engine. See Figure. |
| S73/3053 (3.2L) | In engine harness, at left rear of engine. See Figure. |
| S73/3053 (4.4L) | In engine harness, at left rear of engine. See Figure. |
| S73/3056 | In engine harness, at left side of engine. See Figure. |
| S73/3057 | In engine harness, at right rear of engine. See Figure. |
| S73/3058 (3.0L) | In engine harness, at top front of engine. See Figure. |
| S73/3058 (3.2L) | In engine harness, at top front of engine. See Figure. |
| S73/3058 (4.4L) | In engine harness, at left rear of engine. See Figure. |
| S73/3059 | In engine harness, at left rear of engine compartment. See Figure. |
| S73/3061 | In engine harness, at left rear of engine compartment. See Figure. |
| S73/3064 (3.0L) | In engine harness, at left rear of engine. See Figure. |
| S73/3064 (3.2L) | In engine harness, at left rear of engine. See Figure. |
| S73/3064 (4.4L) | In engine harness, at left rear of engine. See Figure. |
| S73/3068 (3.2L) | In engine harness, at rear of engine. See Figure. |
| S73/3068 (4.4L) | In engine harness, at left rear of engine compartment. See Figure. |
| S73/3070 | In engine compartment harness, at left rear of compartment. See Figure. |
| S73/3072 | In engine compartment harness, at left front of compartment. See Figure. |
| S73/3074 | In engine harness, at left rear of engine. See Figure. |
| S73/3076 | In engine harness, at left rear of engine. See Figure. |
| S73/3076 (3.0L) | In engine harness, at left rear of engine. See Figure. |
| S73/3077 | In engine compartment harness, at right rear of compartment. See Figure. |
| S73/3078 | In engine compartment harness, at right rear of compartment. See Figure. |
| S73/3085 (3.2L) | In engine harness, at rear of engine. See Figure. |
| S73/3085 (4.4L) | In engine harness, at left rear of engine compartment. See Figure. |
| S73/3088 (3.0L) | In engine harness, at left rear of engine. See Figure. |
| S73/3088 (3.2L) | In engine harness, at left rear of engine. See Figure. |
| S73/3088 (4.4L) | In engine harness, at left rear of engine. See Figure. |
| S73/3089 (3.0L) | In engine harness, at left rear of engine. See Figure. |
| S73/3089 (3.2L) | In engine harness, at left rear of engine. See Figure. |
| S73/3089 (4.4L) | In engine harness, at left rear of engine. See Figure. |
| S73/3090 | In engine harness, at left rear of engine. See Figure. |
| S73/3091 | In engine harness, at left rear of engine compartment. See Figure. |
| S73/3094 (3.0L) | In engine harness, at left rear of engine. See Figure. |
| S73/3094 (3.2L) | In engine harness, at left rear of engine. See Figure. |
| S73/3094 (4.4L) | In engine harness, at left rear of engine. See Figure. |
| S73/3100 | In engine compartment harness, at left side of compartment. See Figure. |
| S73/3101 | In engine compartment harness, at left side of compartment. See Figure. |
| S73/3102 | In engine compartment harness, at right front of compartment. See Figure. |
| S73/3103 | In engine compartment harness, at right front of compartment. See Figure. |
| S73/4001 | In dashboard harness, behind left side of dash. See Figure. |
| S73/4002 | In dashboard harness, behind left side of dash. See Figure. |
| S73/4004 | In dashboard harness, behind left side of dash. See Figure. |
| S73/4005 | In dashboard harness, behind left side of dash. See Figure. |
| S73/4006 | In dashboard harness, behind left side of dash. See Figure. |
| S73/4007 | In dashboard harness, behind right side of dash. See Figure. |
| S73/4008 | In dashboard harness, behind right side of dash. See Figure. |
| S73/4010 | In dashboard harness, behind center of dash. See Figure. |
| S73/4012 | In dashboard harness, behind center of dash. See Figure. |
| S73/4014 | In roof harness, at right front of roof. See Figure. |
| S73/4016 | In dashboard harness, behind left side of dash. See Figure. |
| S73/4017 | In dashboard harness, behind center of dash. See Figure. |
| S73/4018 | In center console harness, under center console. See Figure. |
| S73/4019 | In dashboard harness, behind right kick panel. See Figure. |
| S73/4020 | In roof harness, at right front of roof. See Figure. |
| S73/4026 | In center console harness, under center console. See Figure. |
| S73/4027 | In dashboard harness, behind right kick panel. See Figure. |
| S73/4028 | In dashboard harness, behind center of dash. See Figure. |
| S73/4031 | In roof harness, at center front of roof. See Figure. |
| S73/4034 | In dashboard harness, behind right kick panel. See Figure. |
| S73/4035 | In dashboard harness, behind right kick panel. See Figure. |
| S73/4037 | In dashboard harness, behind left side of dash. See Figure. |
| S73/4038 | In dashboard harness, behind left side of dash. See Figure. |
| S73/5001 | In floor harness, at right side of trunk. See Figure. |
| S73/5002 | In floor harness, at right side of trunk. See Figure. |
| S73/5003 | In floor harness, under driver's seat. See Figure. |
| S73/5004 | In floor harness, under driver's seat. See Figure. |
| S73/5005 | In floor harness, behind left kick panel. See Figure. |
| S73/5006 | In floor harness, behind left kick panel. See Figure. |
| S73/5009 | In floor harness, behind right kick panel. See Figure. |
| S73/5010 | In floor harness, behind right kick panel. See Figure. |
| S73/5011 | In floor harness, under center console. See Figure. |
| S73/5012 | In floor harness, under center console. See Figure. |
| S73/5015 | In floor harness, at left side of trunk. See Figure. |
| S73/5016 | In floor harness, at left side of trunk. See Figure. |
| S73/5019 | In left front door harness. See Figure. |
| S73/5021 | In floor harness, behind center of dash. See Figure. |
| S73/5023 | In floor harness, behind center of dash. See Figure. |
| S73/5024 | In right front door harness. See Figure. |
| S73/5025 | In right rear door harness. See Figure. |
| S73/5026 | In tunnel harness, under center of vehicle. See Figure. |
| S73/5027 | In tunnel harness, under center of vehicle. See Figure. |
| S73/5029 | In floor harness, under right rear door sill. See Figure. |
| S73/5030 | In floor harness, under left rear seat. See Figure. |
| S73/5033 | In floor harness, at right side of trunk. See Figure. |
| S73/5035 | In floor harness, under driver's seat. See Figure. |
| S73/5036 | In left rear door harness. See Figure. |
| S73/5037 | In left front door harness. See Figure. |
| S73/5038 | In trunk lid harness. See Figure. |
| S73/5040 | In floor harness, at left side of trunk. See Figure. |
| S73/5044 | In floor harness, under left rear seat. See Figure. |
| S73/5045 | In dashboard harness, behind center of dash. See Figure. |
| S73/5050 | In floor harness, under left rear seat. See Figure. |
| S73/5052 | In infotainment harness, at base of right "C" pillar. See Figure. |
| S73/5053 | In infotainment harness, near base of right "C" pillar. See Figure. |
| S73/5054 | In floor harness, behind center of dash. See Figure. |
| S73/5066 | In infotainment harness, at base of right "C" pillar. See Figure. |
| S73/5069 | In infotainment harness, at left rear of trunk. See Figure. |
| S73/5070 | In floor harness, at left side of trunk. See Figure. |
| S73/5071 | In floor harness, behind left kick panel. See Figure. |
| S73/5075 | In floor harness, at left side of trunk. See Figure. |
| S73/5076 | In right front door harness. See Figure. |
| S73/5077 | In right front door harness. See Figure. |
| S73/5078 | In left front door harness. See Figure. |
| S73/5079 | In left front door harness. See Figure. |
| S73/5080 | In rear axle harness, under left rear of vehicle. See Figure. |
| S73/5081 | In rear axle harness, under left rear of vehicle. See Figure. |
| S73/5083 | In floor harness, under right rear door sill. See Figure. |
| S73/5086 | In infotainment harness, at right rear of trunk. See Figure. |
| S73/5105 | In floor harness, at left side of trunk. See Figure. |
| S73/5106 | In floor harness, behind center of dash. See Figure. |
Factory Service Tools
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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.
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