diy car maintenance log template

Vehicle Service and Maintenance Tracker

This system is designed to monitor the mechanical health, service history, and cost of ownership for [Vehicle Make/Model]. It serves as a central repository for tracking preventative maintenance intervals, repair expenses, and upcoming service due dates. Update this log immediately following any repair, inspection, or fluid change.

Column Definitions

• Date: Date of service (Format: YYYY-MM-DD).
• Service Description: Brief summary of work performed (e.g., Oil Change, Battery, Tires).
• Mileage: Odometer reading at the time of service (Integer).
• Cost: Total monetary value spent on parts and labor (Currency).
• Shop/Source: Name of the mechanic or "DIY" if performed personally.
• Next Due (Miles): Predicted mileage for the next scheduled service (Integer).
• Status: Current state of the task (Dropdown: Completed, Pending, Overdue).

Formulas

Total Cost of Ownership:

=SUM(D2:D100)

Current Mileage Tracking (Latest entry):

=INDEX(C2:C100, MATCH(9.99E+307, C2:C100))

Overdue Alert (If current mileage exceeds next due date):

=IF(C2 > F2, "OVERDUE", "OK")

Data Validation and Formatting

1. Status Dropdown: Select the "Status" column, go to Data > Data Validation, and set criteria to "List of items" with the values: Completed, Pending, Overdue.
2. Overdue Highlighting: Apply Conditional Formatting to the "Status" column. Set rule: "Text is exactly" -> Overdue. Set fill color to light red.
3. Date Validation: Select the "Date" column. Set Data Validation to "Date" > "is valid date" to ensure consistent chronological entry.