OBD Guide

P1CC7

Low Battery Voltage-Main Micro Processor Supply Shorted To Ground Or Open

P1CC7 is an OBD-II diagnostic trouble code meaning: Low Battery Voltage-Main Micro Processor Supply Shorted To Ground Or Open. Common causes: microprocessor power supply circuit shorted to ground, broken wire in the power circuit. Estimated repair cost: $17–111.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$17–111 (est.)

Symptoms

  • Unstable engine operation
  • Problems starting the engine
  • Check Engine Light Is On
  • Malfunctions of the car's electronic systems
  • Power Loss

Causes

  • Microprocessor power supply circuit shorted to ground
  • Broken wire in the power circuit
  • Faulty relay or fuse
  • Battery problems
  • Malfunction of the microprocessor itself

How to Fix

  1. Check the condition of the battery and terminals
  2. Check fuses and relays in the power circuit
  3. Inspect the wiring harness for damage
  4. Check the integrity of the microprocessor power supply circuit
  5. If necessary, replace the microprocessor

Related codes

FAQ

What does the P1CC7 code mean?

P1CC7 is an OBD-II diagnostic trouble code that indicates: Low Battery Voltage-Main Micro Processor Supply Shorted To Ground Or Open

What causes a P1CC7 error code?

The most common causes of P1CC7 include: Microprocessor power supply circuit shorted to ground; Broken wire in the power circuit; Faulty relay or fuse; Battery problems.

How do I fix a P1CC7 diagnostic trouble code?

To fix P1CC7: Check the condition of the battery and terminals. Check fuses and relays in the power circuit. Inspect the wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1CC7?

Do not drive — repair immediately

How much does it cost to fix P1CC7?

The estimated repair cost for P1CC7 is $17–111. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat