朋友的Toyota tundra 2005 跑了110k麦，有 code p0304

soccer88 · 2015-07-10 10:05:29Z

朋友的Toyota tundra 2005 跑了110k麦，有 code p0304简介

来源: soccer88 于 2015-07-10 10:05:29 [档案] [博客] [旧帖] [给我悄悄话] 本文已被阅读：次 (3270 bytes)

本文内容已被 [ soccer88 ] 在 2015-07-10 10:13:50 编辑过。如有问题，请报告版主或论坛管理删除.

跑了3家dealer花了一千多都修不好，怀疑很多地方，
我看了看是不好搞；下周再看看。不行建议他卖了换一个F150

Misfire Detected in #4 Cylinder

Our emissions expert has put together the following information about the P0304 fault code. We have also included diagnostic procedures you can take to your repair shop if the mechanic is having difficulty analyzing the code.

OBD II Fault Code

OBD II P0304

Fault Code Definition

Misfire Detected in #4 Cylinder

Symptoms

Check Engine Light flashing
Rough running, hesitation, and/or jerking when accelerating
In most cases, there are no adverse conditions noticed by the driver
In some cases, there may be performance problems, such as dying at stop signs or rough idling, hesitation, misfires or lack of power (especially during acceleration), and a decrease in fuel economy

Common Problems That Trigger the P0304

Worn out spark plugs, ignition wires, coil(s), distributor cap and rotor (when applicable)
Incorrect ignition timing
Vacuum leak(s)
Low or weak fuel pressure
Improperly functioning EGR system
Defective Mass Air Flow Sensor
Defective Crankshaft and/or Camshaft Sensor
Defective Throttle Position Sensor
Mechanical engine problems (i.e.—low compression, leaking head gasket(s), or valve problems

Common Misdiagnoses

Fuel Injectors
Oxygen Sensor(s)
Powertrain/Drivetrain problems

A code P0304 may mean that one or more of the following has happened: Faulty spark plug or wire Faulty coil (pack) Faulty oxygen sensor(s) Faulty fuel injector

Read more at: http://www.obd-codes.com/p0304
Copyright © OBD-Codes.com