How do you reset the SRS light on a Volvo?
How to Reset / Diagnose Volvo Airbag Light
- Locate the OBD-II port under the dashboard.
- Turn on the ignition but do not start the engine.
- Select Volvo and the correct model from the menu.
- Select Control Units, then scroll to SRS Control Unit.
- Next select Read Codes.
Where is the fuse for the SRS?
The fuse block is on the driver’s side of the engine compartment. Pull out the SRS fuse. In most models, this is fuse #40, located in the lower right corner of the fuse block.
How do I reset my SRS airbag urgent?
How to Clear Volvo “SRS Airbag Service Urgent” Warning Message from DIM Instrument Cluster
- Choose “Diagnose”
- “VOLVO”
- “Volvo” again.
- Software “version..”
- “Manual Select System”
- Scroll down to and choose “SRS – Supplemental Restraint System Module”
- Read the generated DTC.
- Go Back.
Why does my engine have trouble code 42?
Trouble Code 42 indicates that there may be a malfunction in the Electronic Spark Timing (EST) system. During cranking, the timing is controlled by the ignition module while the ECM monitors the engine speed. When the engine speed exceeds 400 RPM, the ECM sends a BYPASS signal to the ignition module which switches the timing to ECM control.
What are the conditions for setting code 42?
The conditions for setting code 42 are: System in BYPASS mode but the ignition module is still controlling timing – or – Engine speed > 600 RPM with no EST pulses (ECM controlled timing) going to the ignition module for 200 msec. Typical causes for this code 43 include: 1) BYPASS line is open or grounded 2) EST line is open or grounded
How does the SRS warning system work in a car?
SRS Warning System. The SRS system checks the operation of several components in your car such as: Airbags. Airbag control unit. Crash sensors. Emergency Tensioning Devices. Belt force limiters. Child occupancy sensor in front passenger seat.
What does GM code 42 mean on spark timing?
GM Code 42 Electronic Spark Timing or Bypass Fault – FreeAutoMechanic Trouble Code 42 indicates that there may be a malfunction in the Electronic Spark Timing (EST) system. During cranking, the timing is controlled by the GM Code 42 Electronic Spark Timing or Bypass Fault Trouble Codes› GM OBD Trouble Codes› GM Code 42
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