
2002 Kia Optima SE 2.4L Stall, MIL Lamp on, lacks power
the car runs fine at idle, but under load when driving has low power and will not accelerate over 40 MPH without stalling. The computer codes lead us toward the catalytic converter, however a vacuum test to check for exhaust restriction indicates no restrictio...
FIX posted 6/23/2008
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Message Closed w/FIX
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VIN | KNAGD12682 |
Engine | 2.4 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Stall, MIL Lamp on, Lacks Power |
Occurs | Under Load, on Accel, Over 40 Mph |
Trouble Codes
P0421 | Catalytic Converter Efficiency (Bank 1) |
P0446 | EVAP Vent Control System Performance |
P0507 | Idle Speed Control System Higher Than Expected |
Message Closed w/FIX
Vehicle Data
2002 Kia Optima SE
VIN | KNAGD12682 |
Engine | 2.4 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Stall, MIL Lamp on, Lacks Power |
Occurs | Under Load, on Accel, Over 40 Mph |
Trouble Codes
P0421 | Catalytic Converter Efficiency (Bank 1) |
P0446 | EVAP Vent Control System Performance |
P0507 | Idle Speed Control System Higher Than Expected |