OBD Guide

C1703

Parking Aid Right Rear Outer Sensor Circuit Failure

C1703 is an OBD-II diagnostic trouble code meaning: Parking Aid Right Rear Outer Sensor Circuit Failure. Common causes: sensor circuit open, short circuit in the circuit. Estimated repair cost: $33–111.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$33–111 (est.)

Symptoms

  • Incorrect operation of the parking system
  • Parking assistance disabled
  • False alarms or lack of signals about obstacles

Causes

  • Sensor circuit open
  • Short circuit in the circuit
  • Parking sensor malfunction
  • Wiring harness damage
  • Poor contact in connectors
  • Problems with the parking system control unit

How to Fix

  1. Check the continuity of the parking sensor circuit
  2. Check connectors and contacts for corrosion or damage
  3. Check sensor resistance
  4. Check the wiring harness for damage
  5. Replace the parking sensor if necessary
  6. Clean or replace connectors if necessary
  7. Reflash the control unit (if required)

Related codes

FAQ

What does the C1703 code mean?

C1703 is an OBD-II diagnostic trouble code that indicates: Parking Aid Right Rear Outer Sensor Circuit Failure

What causes a C1703 error code?

The most common causes of C1703 include: Sensor circuit open; Short circuit in the circuit; Parking sensor malfunction; Wiring harness damage.

How do I fix a C1703 diagnostic trouble code?

To fix C1703: Check the continuity of the parking sensor circuit. Check connectors and contacts for corrosion or damage. Check sensor resistance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1703?

Yes, but get it checked soon

How much does it cost to fix C1703?

The estimated repair cost for C1703 is $33–111. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat