Easy one-page printout for the garage or repair shop
This summary uses the existing diagnostic information shown in full below.
The car's computer can't tell if the car is in park, which is like not knowing if a toy car is stopped or still moving.
The vehicle's control module is unable to confirm that the transmission is in the park position.
This code indicates that the Hybrid/EV Powertrain Control Module (PCM) is unable to detect the current park position of the transmission. This can occur due to a malfunction in the internal transmission monitoring system.
• Vehicle may not start
• Transmission may not shift properly
• Warning light on the dashboard
• Faulty park position sensor
• Damaged wiring or connectors
• Malfunctioning powertrain control module
PCM: Powertrain Control Module
OBD-II: On-Board Diagnostics II
• Check for any other related codes
• Inspect the park position sensor and wiring
• Test the powertrain control module
• Replace the park position sensor
• Repair or replace damaged wiring
• Reprogram or replace the powertrain control module
• OBD-II scanner
• Multimeter
• Wiring diagram
$200 - $800
Moderate
• Toyota Prius
• Chevrolet Volt
• Nissan Leaf
• Regular maintenance checks
• Ensure proper vehicle shutdown procedures
• Avoid harsh driving conditions
Transmission System Issue
• Avoid driving until the issue is resolved
• Consult a professional mechanic
Check with the vehicle manufacturer for specific warranty coverage related to the powertrain.
This code has been reported in hybrid and electric vehicles due to the complexity of their transmission systems.
High – It may prevent the vehicle from starting or shifting properly.
Driving with this issue may lead to unsafe conditions. It is recommended to address the problem promptly.
• Vehicle in park
• Ignition on
The park position sensor is usually located within the transmission housing.
Q: Can I drive with a P1B32 code?
A: It's not recommended as it may lead to unsafe driving conditions.
Q: How do I clear a P1B32 code?
A: Fix the underlying issue and use an OBD-II scanner to clear the code.
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