OBD Guide
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C1722

Function Code Data From Rear Right Transmitter Is Malfunctioning

C1722 is an OBD-II diagnostic trouble code meaning: Function Code Data From Rear Right Transmitter Is Malfunctioning. Common causes: right rear transmitter malfunction, broken or damaged wiring harness. Estimated repair cost: $33–111.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–111 (est.)

Symptoms

  • Fault indicator is on
  • Incorrect operation of the system associated with the transmitter
  • Loss of data from right rear sensor

Causes

  • Right rear transmitter malfunction
  • Broken or damaged wiring harness
  • Problems with the control unit
  • Transmitter battery low (if applicable)
  • Mechanical damage to the transmitter

How to Fix

  1. Check the condition of the transmitter for mechanical damage
  2. Check the integrity of the wiring harness and connections
  3. Check the transmitter supply voltage
  4. Replace transmitter if necessary
  5. Check system operation after troubleshooting

Related codes

C1721C1723C1720

FAQ

What does the C1722 code mean?

C1722 is an OBD-II diagnostic trouble code that indicates: Function Code Data From Rear Right Transmitter Is Malfunctioning

What causes a C1722 error code?

The most common causes of C1722 include: Right rear transmitter malfunction; Broken or damaged wiring harness; Problems with the control unit; Transmitter battery low (if applicable).

How do I fix a C1722 diagnostic trouble code?

To fix C1722: Check the condition of the transmitter for mechanical damage. Check the integrity of the wiring harness and connections. Check the transmitter supply voltage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1722?

Limited driving only, diagnose soon

How much does it cost to fix C1722?

The estimated repair cost for C1722 is $33–111. Actual cost depends on your vehicle, location, and labor rates.

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