
2001 Hyundai Accent L 1.5L Hesitation, MIL Lamp on, PInging
Vehicle came in with MIL on P0422 and P1123. The car lacks power and pings badly. I began by following Mitchell's path for P1123. By their suggestions, I should replace the ECM. I'm not convinced. I have scope tested (Vantage PGM) O2 sensors comparitevely and ...
FIX posted 5/5/2006
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Message Closed w/FIX
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VIN | KMHCF35G41 |
Engine | 1.5 L / 4 cyl / GAS |
Trans | 5-speed Standard |
Delivery | FI / EFI |
Emissions | OBD-II Compliant |
Symptoms | Hesitation, MIL Lamp on, Pinging |
Occurs | Always, on Accel |
Trouble Codes
P0422 | Catalyst Efficiency Below Normal (Bank 1) |
P1123 | Fuel Trim Adaptive Air System Too Rich |
Message Closed w/FIX
Vehicle Data
2001 Hyundai Accent L
VIN | KMHCF35G41 |
Engine | 1.5 L / 4 cyl / GAS |
Trans | 5-speed Standard |
Delivery | FI / EFI |
Emissions | OBD-II Compliant |
Symptoms | Hesitation, MIL Lamp on, Pinging |
Occurs | Always, on Accel |
Trouble Codes
P0422 | Catalyst Efficiency Below Normal (Bank 1) |
P1123 | Fuel Trim Adaptive Air System Too Rich |