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Honda Civic 98 OBD P1399 P0335 P0301 P0300 - Stalls at 3000 RPM, Poor Idle, Fuel Pump Failure Suspected

Model: honda civic 98 Fault Code: P0300 Posted: 2006-12-14 21:14

I own a 1998 Honda Civic 1.8L automatic model that suddenly starts jumping at 3000 RPM and fails to accelerate beyond that point. The engine barely idles, which raises concerns about possible fuel pump failure. The vehicle is showing OBD codes P1399, P0335, P0301, and P

Related fault codes

P0300P0301P0335P1399

Comments (2)

Anonymous 2006-12-18 12:23

Has a tune-up been performed recently? A lack of maintenance could be contributing to the engine misfires and performance issues.

Anonymous 2006-12-18 22:34

Given the presence of multiple misfire codes (P0301, P0300) and the crankshaft position sensor-related code (P0335), a failing crankshaft position sensor is a likely culprit. Code P1399 may indicate communication issues between the ECU and sensors, which could be linked to sensor failure or wiring problems.