OBD Guide

P07C1

Input/Turbine Shaft Speed Sensor B Circuit Low

P07C1 is an OBD-II diagnostic trouble code meaning: Input/Turbine Shaft Speed Sensor B Circuit Low. Common causes: faulty turbine input shaft speed sensor b, open or short circuit in the sensor circuit. Estimated repair cost: $17–78.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–78 (est.)

Symptoms

  • Incorrect gear shifting
  • Transmission of the gearbox into emergency mode
  • Reduced engine power
  • Check Engine Light Illuminates
  • Overclocking problems

Causes

  • Faulty turbine input shaft speed sensor B
  • Open or short circuit in the sensor circuit
  • Poor connection or corroded connectors
  • Transmission control module malfunction
  • Mechanical problems with the turbine input shaft

How to Fix

  1. Diagnostics of the sensor circuit for breaks and short circuits
  2. Checking the sensor connections and connectors
  3. Checking the resistance and output of the sensor
  4. Replacing a faulty speed sensor
  5. Checking the condition of the turbine input shaft

Related codes

Error P07C1 by Vehicle Brand

FAQ

What does the P07C1 code mean?

P07C1 is an OBD-II diagnostic trouble code that indicates: Input/Turbine Shaft Speed Sensor B Circuit Low

What causes a P07C1 error code?

The most common causes of P07C1 include: Faulty turbine input shaft speed sensor B; Open or short circuit in the sensor circuit; Poor connection or corroded connectors; Transmission control module malfunction.

How do I fix a P07C1 diagnostic trouble code?

To fix P07C1: Diagnostics of the sensor circuit for breaks and short circuits. Checking the sensor connections and connectors. Checking the resistance and output of the sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P07C1?

Limited driving only, diagnose soon

How much does it cost to fix P07C1?

The estimated repair cost for P07C1 is $17–78. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat