OBD Guide
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C1051

Right Rear Inlet Solenoid Circuit Failure

C1051 is an OBD-II diagnostic trouble code meaning: Right Rear Inlet Solenoid Circuit Failure. Common causes: open or short circuit in wiring harness, solenoid malfunction. Estimated repair cost: $56–167.

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

Symptoms

  • Unstable engine operation
  • Power reduction
  • Increased fuel consumption
  • Check Engine Light Illuminates

Causes

  • Open or short circuit in wiring harness
  • Solenoid malfunction
  • Poor connection or corroded contacts
  • Problems with the engine control unit (ECU)

How to Fix

  1. Check the wiring harness for damage
  2. Check solenoid resistance
  3. Clean contacts and check connections
  4. If necessary, replace the solenoid

Related codes

C1050C1052P0171P0172

FAQ

What does the C1051 code mean?

C1051 is an OBD-II diagnostic trouble code that indicates: Right Rear Inlet Solenoid Circuit Failure

What causes a C1051 error code?

The most common causes of C1051 include: Open or short circuit in wiring harness; Solenoid malfunction; Poor connection or corroded contacts; Problems with the engine control unit (ECU).

How do I fix a C1051 diagnostic trouble code?

To fix C1051: Check the wiring harness for damage. Check solenoid resistance. Clean contacts and check connections. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1051?

Limited driving only, diagnose soon

How much does it cost to fix C1051?

The estimated repair cost for C1051 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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