OBD Guide
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B1035

Crash Zone Sensor

B1035 is an OBD-II diagnostic trouble code meaning: Crash Zone Sensor. Common causes: damage to the collision zone sensor, open or short circuit in wiring harness. Estimated repair cost: $56–167.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • Airbag light is on
  • The security system is not activated during testing
  • Error B1035 persists after scanning

Causes

  • Damage to the collision zone sensor
  • Open or short circuit in wiring harness
  • Malfunction of the airbag control unit
  • Corrosion of contacts or connectors

How to Fix

  1. Check the integrity of the collision zone sensor
  2. Inspect the wiring harness for damage
  3. Check contacts and connectors for corrosion
  4. Scan the system for additional errors
  5. Replace sensor or wiring harness if necessary
  6. Reset the error and check the system operation

Related codes

B1000B1010B1020

FAQ

What does the B1035 code mean?

B1035 is an OBD-II diagnostic trouble code that indicates: Crash Zone Sensor

What causes a B1035 error code?

The most common causes of B1035 include: Damage to the collision zone sensor; Open or short circuit in wiring harness; Malfunction of the airbag control unit; Corrosion of contacts or connectors.

How do I fix a B1035 diagnostic trouble code?

To fix B1035: Check the integrity of the collision zone sensor. Inspect the wiring harness for damage. Check contacts and connectors for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1035?

Do not drive — repair immediately

How much does it cost to fix B1035?

The estimated repair cost for B1035 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat