AutoCodesAcura – P1D92 Acura

P1D92 Acura Code - Electric Powertrain Coolant Pump Uncontrollable

Quick Answer

The motor control module (traction) cools the motor power inverter (MPI) module (motor/generator) and the voltage control unit (VCU) by issuing operation command to the electric motor control module coolant pump and by recirculating the coolant. Common causes include Faulty Electric Powertrain Coolant Pump, Electric Powertrain Coolant Pump harness is open or shorted, Electric Powertrain Coolant Pump circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P1D92 Acura indicates Electric Powertrain Coolant Pump Uncontrollable.
Common causes
Common causes include Faulty Electric Powertrain Coolant Pump, Electric Powertrain Coolant Pump harness is open or shorted, Electric Powertrain Coolant Pump circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 995
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 17, 2020
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Code P1D92 Acura Description

The motor control module (traction) cools the motor power inverter (MPI) module (motor/generator) and the voltage control unit (VCU) by issuing operation command to the electric motor control module coolant pump and by recirculating the coolant. The motor control module (traction) monitors actual revolution speed received from the electric motor control module coolant pump and detects a malfunction and stores a DTC when the actual revolution speed is in an abnormally high prescribed range to an operation command equal to or less than the prescribed value continuously for the prescribed time or more.
OBDII Code P1D92 Acura - Electric Powertrain Coolant Pump Uncontrollable - AutoCodes.com
P1D92 Acura Code - Electric Powertrain Coolant Pump Uncontrollable

What are the Possible Causes of the DTC P1D92 Acura?

  • Faulty Electric Powertrain Coolant Pump
  • Electric Powertrain Coolant Pump harness is open or shorted
  • Electric Powertrain Coolant Pump circuit poor electrical connection
  • Faulty Motor Control Module (Traction)

How to Fix the DTC P1D92 Acura?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1D92 Acura code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P1D92 Acura code?

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Need Help with the Code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P1D92 Acura Code

1. What does the OBDII code P1D92 mean on an Acura?

P1D92 indicates an issue with the electric powertrain coolant pump being uncontrollable, meaning the coolant pump for the hybrid or electric system isn't operating as expected.

2. What are the common symptoms of the P1D92 code?

Symptoms may include an illuminated check engine light, reduced hybrid or electric system performance, overheating of powertrain components, or audible pump malfunctions.

3. What causes the P1D92 code to appear?

Common causes include a faulty electric coolant pump, wiring or connector issues in the pump circuit, coolant leaks, or a malfunctioning control module.

4. Can I drive my Acura with the P1D92 code active?

It’s not recommended, as continued driving with this code can lead to overheating of critical powertrain components, potentially causing severe damage.

5. How is the P1D92 code diagnosed?

A technician will inspect the electric coolant pump, check for wiring or connector issues, and test the control module for proper operation using a scan tool and multimeter.

6. Is the electric powertrain coolant pump expensive to replace?

The cost varies depending on the model and labor rates, but replacing the pump can range from $300 to $800 including parts and labor.

7. Can low coolant cause the P1D92 code?

Yes, low coolant levels or air in the system can lead to improper pump operation, potentially triggering the code.

8. How can I fix the P1D92 code on my Acura?

Repairs may include replacing the electric coolant pump, repairing wiring or connectors, topping up coolant, or addressing leaks in the cooling system.

9. Will resetting the code solve the P1D92 issue?

No, resetting the code without addressing the underlying problem will not fix the issue, and the code is likely to return.

10. How can I prevent the P1D92 code from occurring again?

Regularly inspect and maintain the hybrid cooling system, monitor coolant levels, and address any leaks or electrical issues promptly.

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