OBD Guide
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C1758

Rear Left Transmitter Poor Receiving Conditions

C1758 is an OBD-II diagnostic trouble code meaning: Rear Left Transmitter Poor Receiving Conditions. Common causes: low tpms transmitter battery, rear left tpms transmitter damaged. Estimated repair cost: $56–167.

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

Symptoms

  • The TPMS indicator on the dashboard is on
  • Incorrect display of pressure in the rear left wheel
  • TPMS system is not working properly

Causes

  • Low TPMS Transmitter Battery
  • Rear left TPMS transmitter damaged
  • Radio interference
  • Problems with TPMS receiver
  • Presence of metallic interference (for example, after installing new wheels)

How to Fix

  1. Check the battery condition of the rear left TPMS transmitter
  2. Check the integrity of the transmitter and its antenna
  3. Eliminate interference in the radio signal
  4. Replace the TPMS transmitter if it is damaged or the battery is low
  5. Check the operation of the TPMS receiver
  6. Reboot TPMS system after repair

Related codes

C1757C1759C1760

FAQ

What does the C1758 code mean?

C1758 is an OBD-II diagnostic trouble code that indicates: Rear Left Transmitter Poor Receiving Conditions

What causes a C1758 error code?

The most common causes of C1758 include: Low TPMS Transmitter Battery; Rear left TPMS transmitter damaged; Radio interference; Problems with TPMS receiver.

How do I fix a C1758 diagnostic trouble code?

To fix C1758: Check the battery condition of the rear left TPMS transmitter. Check the integrity of the transmitter and its antenna. Eliminate interference in the radio signal. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1758?

Limited driving only, diagnose soon

How much does it cost to fix C1758?

The estimated repair cost for C1758 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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