The OBD-II trouble codes from P0001 to P0999 are generically defined and apply to all OBD-II vehicles. The P1000 and up codes vary by manufacturer. The P1000 series codes listed apply to Toyota vehicles only.
P0001 - P0099 Fuel / Air & Aux Emission systems
P0100 - P0299 Fuel / Air
P0300 - P0399 Ignition System and Misfires
P0400 - P0499 Auxilliary Emission Systems
P0500 - P0599 Speed, Idle Control & Aux Inputs
P0600 - P0699 Computer & Auxilliary Outputs
P0700 - P0999 Transmission
P1000 series Toyota Specific Codes
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