R
p0562
Easy Fix
RAM · Trucks
System Voltage Low
Quick Answer
Error code P0562 on your RAM Trucks means: System Voltage Low. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
DTDSDRTXDUDVDDPMPC
Likely Causes
  1. Weak or dead battery
  2. Corroded battery terminals
  3. Faulty alternator not charging
  4. Loose serpentine belt
  5. Bad battery cable connections
How to Fix It
1
Check battery voltage with multimeter (should read 12.6V at rest)
2
Clean battery terminals with baking soda and wire brush
3
Start engine and measure alternator output (should be 13.5-15V)
4
Inspect serpentine belt for wear and proper tension
5
Replace battery if voltage is below 12V after charging
Pro Tip
This is a common issue that most users can resolve without specialized tools. Try the first step before moving on to more complex solutions.
Parts You May Need
Replacement battery
Battery terminals and cable
Serpentine belt
Battery terminal cleaner
Related Error Codes
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