OBD Guide
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C1483

Rear Differential Position Sensor Supply Voltage

C1483 is an OBD-II diagnostic trouble code meaning: Rear Differential Position Sensor Supply Voltage. Common causes: open or short circuit in wiring harness, rear differential position sensor malfunction. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Check Engine Light Is On
  • Problems with cornering
  • Disabling the all-wheel drive system
  • Unstable transmission operation

Causes

  • Open or short circuit in wiring harness
  • Rear differential position sensor malfunction
  • Problems with the transmission control unit
  • Corrosion of contacts or connectors

How to Fix

  1. Check the integrity of the wiring harness to the sensor
  2. Check the supply voltage at the sensor
  3. Inspect connectors and contacts for corrosion
  4. Test rear differential position sensor
  5. If necessary, replace the sensor or repair the wiring harness

Related codes

C1482C1484U0121

FAQ

What does the C1483 code mean?

C1483 is an OBD-II diagnostic trouble code that indicates: Rear Differential Position Sensor Supply Voltage

What causes a C1483 error code?

The most common causes of C1483 include: Open or short circuit in wiring harness; Rear differential position sensor malfunction; Problems with the transmission control unit; Corrosion of contacts or connectors.

How do I fix a C1483 diagnostic trouble code?

To fix C1483: Check the integrity of the wiring harness to the sensor. Check the supply voltage at the sensor. Inspect connectors and contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1483?

Limited driving only, diagnose soon

How much does it cost to fix C1483?

The estimated repair cost for C1483 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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