Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Repair and Diagnosis: Application and ID

DISPLACEMENT 181.6 cu. in. (2977 cc/3.0 Liter)

CYLINDERS 6

ENGINE DESIGNATION [1] C30A1

BODY AND ENGINE TYPE [2] NA1

FUEL SYSTEM [3] PGM-FI

IGNITION SYSTEM [4] PGM-IG

COMPUTER SYSTEM [5] PGM-FI

EMISSION CONTROL SYSTEMS
EGR Exhaust Gas Recirculation
EVAP Evaporative Emission Control System
PCV Positive Crankcase Ventilation
PGM-FI Programmed Fuel-Injection
TWC Three-Way Catalytic Converter


[1] First 5 digits of the engine serial number.
[2] 4th,5th,6th digit of the VIN code.
[3] Programmed Fuel Injection
[4] Programmed Ignition System
[5] Multi-Point EFI With Oxygen Sensor Feedback Control (two sensors)