OBD Guide

P1C98

Gear Shift Position Sensor 1 Circuit Low

P1C98 is an OBD-II diagnostic trouble code meaning: Gear Shift Position Sensor 1 Circuit Low. Common causes: shift position sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Incorrect display of gear lever position
  • Gear shifting problems
  • The car does not start (thinks it is not in 'Parking')
  • Check Engine Light Is On
  • Activating transmission emergency mode

Causes

  • Shift position sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in sensor connectors
  • Circuit Grounding Problems
  • Transmission control unit malfunction

How to Fix

  1. Check the integrity of the wiring to the sensor
  2. Check the connections and contacts of the sensor connector
  3. Check resistance and sensor signal
  4. If necessary, replace the gearshift position sensor
  5. Check and, if necessary, reflash the transmission control unit

Related codes

FAQ

What does the P1C98 code mean?

P1C98 is an OBD-II diagnostic trouble code that indicates: Gear Shift Position Sensor 1 Circuit Low

What causes a P1C98 error code?

The most common causes of P1C98 include: Shift position sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in sensor connectors; Circuit Grounding Problems.

How do I fix a P1C98 diagnostic trouble code?

To fix P1C98: Check the integrity of the wiring to the sensor. Check the connections and contacts of the sensor connector. Check resistance and sensor signal. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1C98?

Limited driving only, diagnose soon

How much does it cost to fix P1C98?

The estimated repair cost for P1C98 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat