Engine-Codes - Cadillac - P0D21 CADILLAC

P0D21 CADILLAC Code - Battery Charger Output Voltage Too Low

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3
Table of contents

|P0D21 CADILLAC code possible causes

  • Faulty Battery Charger
  • Battery Charger harness is open or shorted
  • Battery Charger circuit poor electrical connection

|How is the P0D21 CADILLAC code repair?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

|What is the cost to diagnose the P0D21 CADILLAC code

Labor: 1.0

The cost to diagnose the P0D21 CADILLAC code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are P0D21 CADILLAC code possible symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|What is P0D21 CADILLAC code meaning?

The hybrid/EV powertrain control module 2 and battery charger control module monitor the battery charger high-voltage output and current output and ensures it is in the proper range and there is not a resistive short in the charging bus.

|Need more information with the P0D21 CADILLAC code?

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|Need help with a P0D21 CADILLAC code?

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