AutoCodes – Cadillac – P0AF0 Cadillac

P0AF0 Cadillac Code - Drive Motor Inverter Temperature Sensor Circuit High Voltage

Quick Answer

The generator control module also called the starter generator control module is comprised of the following three control modules; the hybrid powertrain control module, 14 volt power module and the drive motor control module. Common causes include Faulty Starter Generator Control Module, Starter Generator Control Module harness is open or shorted, Starter Generator Control Module 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
P0AF0 Cadillac indicates Drive Motor Inverter Temperature Sensor Circuit High Voltage.
Common causes
Common causes include Faulty Starter Generator Control Module, Starter Generator Control Module harness is open or shorted, Starter Generator Control Module 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 780
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 20, 2019
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Code P0AF0 Cadillac Description

The generator control module also called the starter generator control module is comprised of the following three control modules; the hybrid powertrain control module, 14 volt power module and the drive motor control module. These three control modules are non serviceable and are part of the generator control module.
This is an internal fault detection of the generator control module. This fault is handled inside the generator control module and no external circuits are involved.
OBDII Code P0AF0 Cadillac - Drive Motor Inverter Temperature Sensor Circuit High Voltage - AutoCodes.com
P0AF0 Cadillac Code - Drive Motor Inverter Temperature Sensor Circuit High Voltage

What are the Possible Causes of the DTC P0AF0 Cadillac?

  • Faulty Starter Generator Control Module
  • Starter Generator Control Module harness is open or shorted
  • Starter Generator Control Module circuit poor electrical connection

How to Fix the DTC P0AF0 Cadillac?

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 P0AF0 Cadillac 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 P0AF0 Cadillac code?

Need more information on how to fix the P0AF0 Cadillac code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0AF0 Cadillac code diagnosed by a professional: Find a repair shop in your area

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 P0AF0 Cadillac Code

1. What are the common symptoms of OBDII code P0AF0 in a Cadillac related to the Drive Motor Inverter Temperature Sensor Circuit High Voltage?

- Common symptoms may include the check engine light illuminating, reduced engine power, and potential issues with the hybrid drive system.

2. What are some possible causes of the Drive Motor Inverter Temperature Sensor Circuit High Voltage fault code in a Cadillac?

- Possible causes can include a faulty drive motor inverter temperature sensor, wiring issues, a failed inverter coolant pump, or problems with the hybrid battery system.

3. How can I diagnose the P0AF0 code related to the Drive Motor Inverter Temperature Sensor Circuit High Voltage in my Cadillac?

- Diagnosis typically involves using an OBDII scanner to read the code, inspecting the drive motor inverter temperature sensor and its wiring, as well as checking the inverter coolant pump and other related components.

4. Can I continue driving my Cadillac if the P0AF0 code indicating Drive Motor Inverter Temperature Sensor Circuit High Voltage is present?

- It is not recommended to continue driving the vehicle with this fault code present, as it can lead to further damage to the hybrid system components.

5. Are there any DIY repair tips for addressing the Drive Motor Inverter Temperature Sensor Circuit High Voltage issue in a Cadillac?

- DIY repair tips may include checking and cleaning the sensor connections, inspecting the wiring for any damage, and ensuring proper coolant levels in the inverter system.

6. What are the potential risks of ignoring the P0AF0 code related to the Drive Motor Inverter Temperature Sensor Circuit High Voltage in a Cadillac?

- Ignoring this fault code can lead to overheating of the drive motor inverter system, potential damage to other hybrid components, and ultimately result in more costly repairs.

7. How much does it typically cost to repair the Drive Motor Inverter Temperature Sensor Circuit High Voltage fault in a Cadillac?

- Repair costs can vary depending on the exact cause of the issue, but it may involve replacing the drive motor inverter temperature sensor, addressing wiring issues, or fixing other related components, which can range from a few hundred to over a thousand dollars.

8. Is it safe to reset the OBDII code P0AF0 related to the Drive Motor Inverter Temperature Sensor Circuit High Voltage without fixing the underlying issue?

- Resetting the code without addressing the root cause can temporarily clear the check engine light, but the problem will likely reoccur, potentially causing more severe damage to the hybrid system.

9. Can extreme weather conditions affect the occurrence of the P0AF0 fault code in a Cadillac's Drive Motor Inverter Temperature Sensor Circuit?

- Yes, extreme temperatures can impact the performance of the drive motor inverter temperature sensor and related components, leading to the triggering of the fault code.

10. How long does it usually take to repair the Drive Motor Inverter Temperature Sensor Circuit High Voltage issue in a Cadillac?

- Repair times can vary based on the complexity of the problem and availability of parts, but it may take a few hours to a full day for a professional technician to diagnose and fix the issue.

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