OBD Guide
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C2134

No Signal From Transmitter ID 4 In 2nd Mode

C2134 is an OBD-II diagnostic trouble code meaning: No Signal From Transmitter ID 4 In 2nd Mode. Common causes: broken or damaged wiring harness (harness), transmitter fault with id 4. Estimated repair cost: $56–167.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • The passive safety system fault indicator is on
  • Lack of response from the safety system in the event of an accident
  • System diagnostic error

Causes

  • Broken or damaged wiring harness (harness)
  • Transmitter fault with ID 4
  • Problems with power or grounding of the circuit
  • Restraint control module malfunction

How to Fix

  1. Check the integrity of the wiring harness (harness) and connections
  2. Check power and grounding in the transmitter circuit
  3. Replace transmitter with ID 4 if necessary
  4. Check Restraint Control Module

Related codes

C2133C2135B0001

FAQ

What does the C2134 code mean?

C2134 is an OBD-II diagnostic trouble code that indicates: No Signal From Transmitter ID 4 In 2nd Mode

What causes a C2134 error code?

The most common causes of C2134 include: Broken or damaged wiring harness (harness); Transmitter fault with ID 4; Problems with power or grounding of the circuit; Restraint control module malfunction.

How do I fix a C2134 diagnostic trouble code?

To fix C2134: Check the integrity of the wiring harness (harness) and connections. Check power and grounding in the transmitter circuit. Replace transmitter with ID 4 if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C2134?

Do not drive — repair immediately

How much does it cost to fix C2134?

The estimated repair cost for C2134 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat