OBD Guide
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P1375

IC 24X Reference Circuit High Voltage

P1375 is an OBD-II diagnostic trouble code meaning: IC 24X Reference Circuit High Voltage. Common causes: damage to wiring in 24x circuit, malfunction of the crankshaft position sensor. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Unstable engine operation
  • Problems starting the engine
  • Power Loss
  • Increased fuel consumption
  • Check Engine light comes on

Causes

  • Damage to wiring in 24X circuit
  • Malfunction of the crankshaft position sensor
  • Short circuit in the circuit
  • Problems with the engine control module (ECU)
  • Poor contact in connectors

How to Fix

  1. Check wiring continuity in circuit 24X
  2. Check crankshaft position sensor
  3. Look for signs of a short circuit in the circuit.
  4. Check connectors and contacts
  5. If necessary, replace the sensor or wiring

Related codes

P1374P1376P0335

Error P1375 by Vehicle Brand

BuickCadillacChevroletChryslerGMGMCJaguarOldsmobileSaturnVolkswagen

FAQ

What does the P1375 code mean?

P1375 is an OBD-II diagnostic trouble code that indicates: IC 24X Reference Circuit High Voltage

What causes a P1375 error code?

The most common causes of P1375 include: Damage to wiring in 24X circuit; Malfunction of the crankshaft position sensor; Short circuit in the circuit; Problems with the engine control module (ECU).

How do I fix a P1375 diagnostic trouble code?

To fix P1375: Check wiring continuity in circuit 24X. Check crankshaft position sensor. Look for signs of a short circuit in the circuit.. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1375?

Yes, but get it checked soon

How much does it cost to fix P1375?

The estimated repair cost for P1375 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

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