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.
Description Of The Scrolling Values (Other Signals)
Fuel level, value
Signal from the two fuel level sensors in the rear electronic module (REM). The value displays between 0 and 80 liters depending on the amount of fuel in the tank.
Engine coolant temperature, value
An engine coolant temperature (ECT) display. The signal comes from the engine control module (ECM) and the temperature is displayed in Celsius.
Engine speed (RPM), value
An engine speed (RPM) display. The signal is between 0 and 8000 rpm and comes from the engine control module (ECM).
Vehicle speed, value
The vehicle speed can be read off. The signal comes from the Brake Control Module (BCM) or the transmission control module (TCM) via the Control area network (CAN).
Brake fluid level, value
The sensor is directly connected to the driver information module (DIM). Indicates whether the control module interprets the signal as low or high level.
Parking brake, value
The sensor is directly connected to the driver information module (DIM). Indicates whether the control module interprets the signal as activated or not activated. With the parking brake applied the sensor is activated.
The SRS indicator lamp status, value
The Driver Information Module (DIM) informs the Supplemental Restraint System Module (SRS) if the indicator lamp is working or is defective.
Cruise control, value
Indicates whether the cruise control status is on or off.
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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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