P0100 — OBD-II trouble code

A generic powertrain OBD-II trouble code. Below are the vehicles and failure patterns where owners report it, drawn from NHTSA complaints.

In ProblemsByVin's analysis of the NHTSA owner-complaint record, owners cite P0100 across 6 vehicle failure patterns. Diagnostic codes in complaints are reported by owners and are unverified — they point to where this code shows up, not a confirmed diagnosis. Open a page below for the full pattern (symptoms, mileage, repair costs owners cite).

Vehicles where owners report P0100 6 patterns

2022 Ford Bronco Sport

fuel system — Hesitation/stumble on acceleration and rough running

2019 Honda Accord

engine — Blown Head Gasket with Coolant Intrusion

2018 Chrysler Pacifica

engine — Head gasket failure with coolant intrusion

2013 Cadillac CTS

powertrain — Transmission Failure / Inability to Shift

2012 Kia Forte

engine — Engine seizure / catastrophic failure with rod bearing wear

2011 Dodge Journey

powertrain — Electronic Control Module / Powertrain Control Module (PCM/ECM) Failure

Codes are pulled from what owners wrote in their NHTSA filings — they're allegations, not a shop diagnosis. Always confirm with a live scan. Browse all diagnostic codes →