AutoCodesAcura – P1D70 Acura

P1D70 Acura Code - Traction Motor Phase Current Sensors Multiple Failure

Quick Answer

The motor control module (traction) uses two small control deviation values of a specified values of a motor phase current sensors three phase signals to controls the traction motor output. Common causes include Faulty Traction Motor Phase Current Sensors, Traction Motor Phase Current Sensors harness is open or shorted, Traction Motor Phase Current Sensors 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
P1D70 Acura indicates Traction Motor Phase Current Sensors Multiple Failure.
Common causes
Common causes include Faulty Traction Motor Phase Current Sensors, Traction Motor Phase Current Sensors harness is open or shorted, Traction Motor Phase Current Sensors 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.
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Code Popularity 1,083
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 16, 2020
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Code P1D70 Acura Description

The motor control module (traction) uses two small control deviation values of a specified values of a motor phase current sensors three phase signals to controls the traction motor output. When one motor phase current sensor of three motor phase current sensors malfunctions, the motor control module (traction) can has control. When two motor phase current sensors of three motor phase current sensors malfunctions, the motor control module (traction) cannot control. When the motor control module (traction) judges multi motor phase current sensors are malfunctioning from the result of other current sensor malfunction opinion, the motor control module (traction) detects a malfunction and stores a DTC.
OBDII Code P1D70 Acura - Traction Motor Phase Current Sensors Multiple Failure - AutoCodes.com
P1D70 Acura Code - Traction Motor Phase Current Sensors Multiple Failure

What are the Possible Causes of the DTC P1D70 Acura?

  • Faulty Traction Motor Phase Current Sensors
  • Traction Motor Phase Current Sensors harness is open or shorted
  • Traction Motor Phase Current Sensors circuit poor electrical connection
  • Faulty Motor Control Module (Traction)

How to Fix the DTC P1D70 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 P1D70 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 P1D70 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 P1D70 Acura Code

1. What does the OBDII code P1D70 mean on an Acura?

P1D70 indicates a "Traction Motor Phase Current Sensors Multiple Failure," meaning the vehicle's control system has detected an issue with the sensors monitoring the current in the traction motor phase circuits.

2. What are the common symptoms of the P1D70 code on an Acura?

Symptoms may include reduced power or performance, illumination of the check engine light, activation of other warning lights (like EV or hybrid system warnings), and possible difficulty in accelerating.

3. What causes the P1D70 code to trigger on an Acura?

The most common causes include faulty traction motor phase current sensors, damaged wiring or connectors in the circuit, or an issue with the control module interpreting the sensor data.

4. Can I still drive my Acura with the P1D70 code?

Driving with the P1D70 code is not recommended, as it may result in reduced performance or potential damage to the traction motor system. It’s best to have the issue diagnosed and repaired promptly.

5. How is the P1D70 code diagnosed?

A technician will use a diagnostic scanner to confirm the code, inspect the traction motor phase current sensors, check the wiring and connectors for damage, and test the functionality of the sensors and related components.

6. What repairs are needed to fix the P1D70 code on an Acura?

Repairs may include replacing faulty traction motor phase current sensors, repairing or replacing damaged wiring or connectors, or reprogramming or replacing the control module if necessary.

7. How much does it cost to fix the P1D70 code on an Acura?

The cost depends on the specific repairs needed, but replacing a traction motor phase current sensor typically ranges from $200 to $500, excluding labor. Complex wiring or module repairs may increase the cost.

8. Can a dead battery cause the P1D70 code?

While unlikely, voltage issues from a weak or dead battery can sometimes trigger sensor-related codes. It’s a good idea to check the battery health as part of the diagnostic process.

9. Can I clear the P1D70 code without fixing the issue?

Clearing the code without addressing the underlying problem may temporarily turn off the warning light, but the issue will likely return and could cause further damage to the vehicle.

10. Is the P1D70 code specific to Acura vehicles?

Yes, the P1D70 code is specific to Acura and some Honda vehicles equipped with hybrid or electric drivetrain systems that utilize traction motor phase current sensors.

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