OBD Guide

P07BA

Transmission Park Position Sensor/Switch B Circuit High

P07BA is an OBD-II diagnostic trouble code meaning: Transmission Park Position Sensor/Switch B Circuit High. Common causes: sensor circuit short circuit to power, parking position sensor malfunction. Estimated repair cost: $17–67.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–67 (est.)

Symptoms

  • Check Engine Light Is On
  • Problems starting the engine (locked starter)
  • Incorrect display of selector position on the instrument panel
  • Transmission does not shift into park mode
  • The car may roll in the parking lot

Causes

  • Sensor circuit short circuit to power
  • Parking position sensor malfunction
  • Broken or damaged wiring
  • Problems with sensor connectors
  • Transmission control module (TCM) malfunction

How to Fix

  1. Check the integrity of the sensor wiring and connectors
  2. Measure resistance and voltage at the sensor
  3. Check the operation of the parking position sensor
  4. Replace the faulty sensor if necessary
  5. Scan the system for other errors

Related codes

Error P07BA by Vehicle Brand

FAQ

What does the P07BA code mean?

P07BA is an OBD-II diagnostic trouble code that indicates: Transmission Park Position Sensor/Switch B Circuit High

What causes a P07BA error code?

The most common causes of P07BA include: Sensor circuit short circuit to power; Parking position sensor malfunction; Broken or damaged wiring; Problems with sensor connectors.

How do I fix a P07BA diagnostic trouble code?

To fix P07BA: Check the integrity of the sensor wiring and connectors. Measure resistance and voltage at the sensor. Check the operation of the parking position sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P07BA?

Limited driving only, diagnose soon

How much does it cost to fix P07BA?

The estimated repair cost for P07BA is $17–67. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat