93 Octane

Half check engine light, limp mode DME active codes: 2EEO - Combustion misfires, several cylinders: Fuel injection deactivation. 2EF1 - Combustion misfire, cylinder 5: Fuel injection deactivation. 2EFE - Combustion misfires, several cylinders: Damaging to catalytic converter or damaging exhaust gas. 2F03 - Combustion misfire, cylinder 5: Damaging to catalytic converter or damaging exhaust gas. 2F7A - Super-knocking, cylinder 5: Injection switch-off. 2F7C - Super-knocking: Injection switch-off. 387F - Power management: Standby current violation. - DME inactive (shadow) codes: 2EF7 V

Feels sluggish, backfires on decel, throttle feels unpredictable at times. At the end of the log threw these codes; 29cc, 29d1, 29d2. 2c78 was persistent throughout the log.

Car felt great. No more misfiring with the new plugs and coils

shell gas