OBD Guide
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C1A48

G Sensor Malfunction

C1A48 is an OBD-II diagnostic trouble code meaning: G Sensor Malfunction . Common causes: g sensor malfunction, wiring harness damage. Estimated repair cost: $56–167.

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

Symptoms

  • Check engine light is on
  • Incorrect operation of the stabilization system (ESP)
  • Disabling the restraint system
  • Errors in the operation of airbags

Causes

  • G sensor malfunction
  • Wiring harness damage
  • Poor contact in connectors
  • Software error in the control unit
  • Mechanical damage after an accident

How to Fix

  1. Check the condition of the G sensor and its fastening
  2. Inspect the wiring harness and connectors for damage.
  3. Check contacts for oxidation and corrosion
  4. Scan the control unit for software errors
  5. Replace sensor G if necessary

Related codes

C1A49C1A47B00A0

FAQ

What does the C1A48 code mean?

C1A48 is an OBD-II diagnostic trouble code that indicates: G Sensor Malfunction

What causes a C1A48 error code?

The most common causes of C1A48 include: G sensor malfunction; Wiring harness damage; Poor contact in connectors; Software error in the control unit.

How do I fix a C1A48 diagnostic trouble code?

To fix C1A48: Check the condition of the G sensor and its fastening. Inspect the wiring harness and connectors for damage.. Check contacts for oxidation and corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1A48?

Do not drive — repair immediately

How much does it cost to fix C1A48?

The estimated repair cost for C1A48 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat