The P0AC4 error code would start indicating that hybrid powertrain control module has set an emission associated hybrid powertrain code. The hybrid powertrain control module would send a message via serial data circuit to the engine control module (ECM) requesting illumination of the Malfunction Indicator Light (MIL).

What does P0AC4 code mean?

Zitat von Youtube: P0ac4 is a diagnostic trouble code for hybrid or ev powertrain control module requested malfunction indicator lamp elimination. Under this circumstance. Stop driving and repair your vehicle

How much is a hybrid powertrain control module?

The average cost for a Powertrain Control Module Replacement is between $467 and $510 but can vary from car to car.

How do I fix code P0AC4?

How To Correct P0AC4 Hybrid Powertrain Control Module Requested MIL Illumination

  1. It is essential to restore the flawed hybrid powertrain control module.
  2. Repair or replace the quirky hybrid powertrain control module circuit.
  3. Rehabilitate the defaults in the ECM.

What is battery module deterioration?

The battery’s condition is monitored by dedicated control module, or electronic control unit (ECU). The ECU calculates the resistance (and therefore the condition) of the battery. If the ECU sees resistance has exceeded specification, it determines the battery has deteriorated.

Where is the hybrid powertrain control module located?

HPCM2 is essentially the most important module in the Volt’s management system as (as you’ve listed) it integrates with so many systems and activities. It is located under the right front passenger seat and If you move the seat all the way back and flip up the small carpet cutout you can easily access it.

How do I replace a powertrain control module?

Zitat von Youtube: You should be able to access this. And be able to move it out of the way. And then next is your very cool electrical connection so either remove this bolt.