OBD Guide

P07C9

Intermediate Shaft Speed Sensor C Circuit Low

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Incorrect gear shifting
  • Transmission of the gearbox into emergency mode
  • Check engine light comes on
  • Reduced ride quality
  • Transmission fault message appears

Causes

  • Intermediate shaft speed sensor C fault
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Wiring harness damage
  • Problems with the transmission control unit

How to Fix

  1. Check the condition of the sensor and its connector
  2. Check the integrity of the wiring to the sensor
  3. Measure resistance and voltage at the sensor
  4. Replace sensor if necessary
  5. Check and update the control unit software

Related codes

Error P07C9 by Vehicle Brand