Wiring Diagram Cluster
2001 Volvo S40 Airbag SRS Wiring Diagram
Find airbag module wiring, crash sensor circuits, seatbelt pretensioner paths, and SRS warning light schematics.
Matched Diagrams
48
Variant Used
S40 L4-1.9L Turbo VIN 29 B4204T3
Total Vehicle Diagrams
12001
From Diagram To Fix
Use this wiring page as the jump point, not the dead end
Open the exact diagram, then move directly into the vehicle hub, the repair most likely tied to this system, or the code cluster that usually shows up with it.
Keep context
Vehicle Repair Hub
Step out of raw diagrams and into the full 2001 Volvo S40 hub with repairs, specs, codes, and other systems already tied to this car.
View vehicle repair hub →OEM source
Factory Manual Evidence
When there is no clean repair shortcut for this system, drop into the OEM manual sections that usually carry the authoritative test path.
Open interactive browser →Diagnostic signal
Codes Often Seen With This System
Use the code cluster when wiring faults overlap with check-engine or module-level diagnostics.
B0001: Driver Frontal Stage 1 Deployment Control →Top Airbag SRS Diagram Paths
1.Antilock Brakes / Traction Control Systems — Diagnostic Aids > Connectors, Repair > Connector Supplemental Restraint System Module (SRS), RepairBrakes and Traction ControlOpen2.Antilock Brakes / Traction Control Systems — Diagram Information and Instructions > Diagram Legend > 4/4 Control Module, Supplemental Restraint System (SRS)Brakes and Traction ControlOpen3.Antilock Brakes / Traction Control Systems — Diagram Information and Instructions > Diagram Legend > 8/3 Supplemental Restraint System (SRS), Driver's UnitBrakes and Traction ControlOpen4.Antilock Brakes / Traction Control Systems — Diagram Information and Instructions > Diagram Legend > 8/4 Supplemental Restraint System (SRS), Passenger UnitBrakes and Traction ControlOpen5.Antitheft and Alarm Systems — Diagnostic Aids > Connectors, Repair > Connector Supplemental Restraint System Module (SRS), RepairAccessories and Optional EquipmentOpen6.Antitheft and Alarm Systems — Diagram Information and Instructions > Diagram Legend > 4/4 Control Module, Supplemental Restraint System (SRS)Accessories and Optional EquipmentOpen7.Antitheft and Alarm Systems — Diagram Information and Instructions > Diagram Legend > 8/3 Supplemental Restraint System (SRS), Driver's UnitAccessories and Optional EquipmentOpen8.Antitheft and Alarm Systems — Diagram Information and Instructions > Diagram Legend > 8/4 Supplemental Restraint System (SRS), Passenger UnitAccessories and Optional EquipmentOpen9.Antitheft and Alarm Systems > Keyless Entry — Diagnostic Aids > Connectors, Repair > Connector Supplemental Restraint System Module (SRS), RepairAccessories and Optional EquipmentOpen10.Antitheft and Alarm Systems > Keyless Entry — Diagram Information and Instructions > Diagram Legend > 4/4 Control Module, Supplemental Restraint System (SRS)Accessories and Optional EquipmentOpen11.Antitheft and Alarm Systems > Keyless Entry — Diagram Information and Instructions > Diagram Legend > 8/3 Supplemental Restraint System (SRS), Driver's UnitAccessories and Optional EquipmentOpen12.Antitheft and Alarm Systems > Keyless Entry — Diagram Information and Instructions > Diagram Legend > 8/4 Supplemental Restraint System (SRS), Passenger UnitAccessories and Optional EquipmentOpen13.Backup Lamp — Diagnostic Aids > Connectors, Repair > Connector Supplemental Restraint System Module (SRS), RepairLighting and HornsOpen14.Backup Lamp — Diagram Information and Instructions > Diagram Legend > 4/4 Control Module, Supplemental Restraint System (SRS)Lighting and HornsOpen15.Backup Lamp — Diagram Information and Instructions > Diagram Legend > 8/3 Supplemental Restraint System (SRS), Driver's UnitLighting and HornsOpen16.Backup Lamp — Diagram Information and Instructions > Diagram Legend > 8/4 Supplemental Restraint System (SRS), Passenger UnitLighting and HornsOpen17.Cigarette Lighter — Diagnostic Aids > Connectors, Repair > Connector Supplemental Restraint System Module (SRS), RepairInstrument Panel, Gauges and Warning IndicatorsOpen18.Cigarette Lighter — Diagram Information and Instructions > Diagram Legend > 4/4 Control Module, Supplemental Restraint System (SRS)Instrument Panel, Gauges and Warning IndicatorsOpen19.Cigarette Lighter — Diagram Information and Instructions > Diagram Legend > 8/3 Supplemental Restraint System (SRS), Driver's UnitInstrument Panel, Gauges and Warning IndicatorsOpen20.Cigarette Lighter — Diagram Information and Instructions > Diagram Legend > 8/4 Supplemental Restraint System (SRS), Passenger UnitInstrument Panel, Gauges and Warning IndicatorsOpen21.Components > Control Module, Supplemental Restraint System (SRS)GeneralOpen22.Components > Supplemental Restraint System (SRS), Driver's UnitGeneralOpen23.Components > Supplemental Restraint System (SRS), Passenger's UnitGeneralOpen24.Computers and Control Systems — Diagnostic Aids > Connectors, Repair > Connector Supplemental Restraint System Module (SRS), RepairPowertrain ManagementOpen25.Cooling System > Radiator Cooling Fan — Diagnostic Aids > Connectors, Repair > Connector Supplemental Restraint System Module (SRS), RepairEngine, Cooling and ExhaustOpen26.Cooling System > Radiator Cooling Fan — Diagram Information and Instructions > Diagram Legend > 4/4 Control Module, Supplemental Restraint System (SRS)Engine, Cooling and ExhaustOpen27.Cooling System > Radiator Cooling Fan — Diagram Information and Instructions > Diagram Legend > 8/3 Supplemental Restraint System (SRS), Driver's UnitEngine, Cooling and ExhaustOpen28.Cooling System > Radiator Cooling Fan — Diagram Information and Instructions > Diagram Legend > 8/4 Supplemental Restraint System (SRS), Passenger UnitEngine, Cooling and ExhaustOpen29.Courtesy Lamp — Diagnostic Aids > Connectors, Repair > Connector Supplemental Restraint System Module (SRS), RepairLighting and HornsOpen30.Courtesy Lamp — Diagram Information and Instructions > Diagram Legend > 4/4 Control Module, Supplemental Restraint System (SRS)Lighting and HornsOpen31.Courtesy Lamp — Diagram Information and Instructions > Diagram Legend > 8/3 Supplemental Restraint System (SRS), Driver's UnitLighting and HornsOpen32.Courtesy Lamp — Diagram Information and Instructions > Diagram Legend > 8/4 Supplemental Restraint System (SRS), Passenger UnitLighting and HornsOpen33.Diagnostic Aids > Connectors, Repair > Connector Supplemental Restraint System Module (SRS), RepairGeneralOpen34.Diagnostic Aids > Connectors, Repair > Connector Supplemental Restraint System Module (SRS), RepairHeating and Air ConditioningOpen35.Diagnostic Aids > Connectors, Repair > Connector Supplemental Restraint System Module (SRS), RepairInstrument Panel, Gauges and Warning IndicatorsOpen36.Diagnostic Aids > Connectors, Repair > Connector Supplemental Restraint System Module (SRS), RepairPower and Ground DistributionOpen37.Diagnostic Aids > Connectors, Repair > Connector Supplemental Restraint System Module (SRS), RepairPowertrain ManagementOpen38.Diagnostic Aids > Connectors, Repair > Connector Supplemental Restraint System Module (SRS), RepairStarting and ChargingOpen39.Diagnostic Aids > Connectors, Repair > Connector Supplemental Restraint System Module (SRS), RepairWiper and Washer SystemsOpen40.Diagram Information and Instructions > Diagram Legend > 4/4 Control Module, Supplemental Restraint System (SRS)GeneralOpen41.Diagram Information and Instructions > Diagram Legend > 4/4 Control Module, Supplemental Restraint System (SRS)Heating and Air ConditioningOpen42.Diagram Information and Instructions > Diagram Legend > 4/4 Control Module, Supplemental Restraint System (SRS)Instrument Panel, Gauges and Warning IndicatorsOpen43.Diagram Information and Instructions > Diagram Legend > 4/4 Control Module, Supplemental Restraint System (SRS)Power and Ground DistributionOpen44.Diagram Information and Instructions > Diagram Legend > 4/4 Control Module, Supplemental Restraint System (SRS)Powertrain ManagementOpen45.Diagram Information and Instructions > Diagram Legend > 4/4 Control Module, Supplemental Restraint System (SRS)Starting and ChargingOpen46.Diagram Information and Instructions > Diagram Legend > 4/4 Control Module, Supplemental Restraint System (SRS)Wiper and Washer SystemsOpen47.Diagram Information and Instructions > Diagram Legend > 8/3 Supplemental Restraint System (SRS), Driver's UnitGeneralOpen48.Diagram Information and Instructions > Diagram Legend > 8/3 Supplemental Restraint System (SRS), Driver's UnitHeating and Air ConditioningOpen
Exact Vehicle Hub
Browse →Likely Trouble Codes for This System
Browse →More S40 Wiring Pages
Same System, Other Vehicles
2010 Toyota Matrix AWD Airbag SRS Wiring Diagram2010 Toyota Matrix FWD Airbag SRS Wiring Diagram2010 Toyota Prius Airbag SRS Wiring Diagram2010 Toyota Venza AWD Airbag SRS Wiring Diagram2010 Toyota Venza FWD Airbag SRS Wiring Diagram2012 Toyota Camry Airbag SRS Wiring Diagram2012 Toyota Prius PHV Airbag SRS Wiring Diagram2012 Toyota Prius V Airbag SRS Wiring Diagram