OBD Guide

B1418

Driver Side Restraints Sensor 1

B1418 is an OBD-II diagnostic trouble code meaning: Driver Side Restraints Sensor 1. Common causes: faulty shock/tilt 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

  • SRS/airbag light is on
  • The passive safety system may not work in an accident.
  • The error remains in memory even after a reset

Causes

  • Faulty shock/tilt sensor
  • Open or short circuit in wiring harness
  • Poor contact in connectors
  • Damaged SRS control module
  • Contact corrosion
  • Resetting an error after an accident without replacing components

How to Fix

  1. Diagnose the system using the SRS scanner
  2. Check the integrity of the wiring harness and connectors
  3. Check sensor resistance (compare with specifications)
  4. Replace the faulty sensor if necessary
  5. Clear error codes and check if error is returned
  6. If necessary, replace the SRS control module

Related codes

FAQ

What does the B1418 code mean?

B1418 is an OBD-II diagnostic trouble code that indicates: Driver Side Restraints Sensor 1

What causes a B1418 error code?

The most common causes of B1418 include: Faulty shock/tilt sensor; Open or short circuit in wiring harness; Poor contact in connectors; Damaged SRS control module.

How do I fix a B1418 diagnostic trouble code?

To fix B1418: Diagnose the system using the SRS scanner. Check the integrity of the wiring harness and connectors. Check sensor resistance (compare with specifications). For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1418?

Do not drive — repair immediately

How much does it cost to fix B1418?

The estimated repair cost for B1418 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat