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 MANUALSVOLVO2004S80 L6-2.9L TURBO VIN 91 B6294TREPAIR AND DIAGNOSISA L L DIAGNOSTIC TROUBLE CODES ( DTC )TESTING AND INSPECTIONMANUFACTURER CODE CHARTSBCM CODES (BRAKE CONTROL MODULE)BCM-0150DIAGNOSTIC TROUBLE CODE (DTC) INFORMATION
2004 Volvo S80 L6-2.9L Turbo VIN 91 B6294T
Diagnostic Trouble Code (DTC) Information
2004 Volvo S80 L6-2.9L Turbo VIN 91 B6294TSECTION Diagnostic Trouble Code (DTC) Information
Diagnostic trouble code (DTC) information
Condition
Diagnostic trouble code (DTC) BCM-0150 is stored if the brake control module (BCM) registers that the stop (brake) lamp switch is not activated when the brake pedal is depressed.
There are diagnostics for this diagnostic trouble code (DTC) when the ignition is on and in the following cases:
- Braking from a speed in excess of 40 km/h to standstill 3 times in succession within the same ignition cycle without control
- The brake pedal is kept pressed down and the stop lamp switch is activated for longer than 6 minutes.
Substitute value
- None.
Possible source
- Mechanical fault in the stop lamp switch.
Note! This diagnostic trouble code (DTC) is not due to an internal hardware fault in the Brake control module (BCM) and must not be remedied by replacing the control module.
Fault symptom[s]
- None.
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.