This is how the battery system in the trains should be in my opinion.
Requires 1 "AA" Battery in Engine Compartment[]
These engines have the battery compartment inside their engine. Screws are located under the engine.
- Thomas
- Percy
- Toby
- Duck
- Diesel
- Mavis
- Bill/Ben
- Diesel 10
- Salty
- Arry/Bert
- Skarloey
- Rheneas
- Sir Handel
- Peter Sam
- Rusty
- Luke
- Rosie
- Whiff
- Stanley
- Victor
- Charlie
- Bash/Dash
- Scruff
- Belle
- Flynn
- Den
- Dart
- Paxton
- Stafford
Requires 1 "C" Battery in Tender Compartment[]
- Edward
- Henry
- Gordon
- James
- Spencer
- Hiro
- Connor
- Caitlin
Requires 1 "AA" Battery in Tender Compartment[]
- Emily
- Ferdinand
- Stephen
- Rocky
Requires 1 "AAA" Battery in Engine Compartment[]
- Bertie
- Sir Topham Hatt's Car
- Jack
- Kevin