B2777
Passenger Side Curtain Air Bag Module Circuit Resistance Low
B2777 is an OBD-II diagnostic trouble code meaning: Passenger Side Curtain Air Bag Module Circuit Resistance Low. Common causes: short circuit in wiring harness, side curtain airbag module malfunction. Estimated repair cost: $56–167.
Symptoms
- SRS/airbag indicator is on
- Error message on the dashboard
- Disabling the passenger side curtain airbag
Causes
- Short circuit in wiring harness
- Side curtain airbag module malfunction
- Damage to the squib
- Corrosion or oxidation of contacts
- Problems with the SRS control unit
How to Fix
- Check the resistance of the curtain airbag module circuit.
- Inspect the wiring harness for damage
- Check contacts for corrosion
- Replace curtain airbag module if necessary
- Reset error and check SRS system
Related codes
FAQ
What does the B2777 code mean?
B2777 is an OBD-II diagnostic trouble code that indicates: Passenger Side Curtain Air Bag Module Circuit Resistance Low
What causes a B2777 error code?
The most common causes of B2777 include: Short circuit in wiring harness; Side curtain airbag module malfunction; Damage to the squib; Corrosion or oxidation of contacts.
How do I fix a B2777 diagnostic trouble code?
To fix B2777: Check the resistance of the curtain airbag module circuit.. Inspect the wiring harness for damage. Check contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B2777?
Do not drive — repair immediately
How much does it cost to fix B2777?
The estimated repair cost for B2777 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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