1988 Toyota 4Runner DLX 2.4L Poor Idle Quality, Hesitation, Surge
this car runs fine when it gets warm it start runs rough coughing sound from exhaust like backfire, when i disconnect the o2 sensor it runs fine but get the engine lite on with code 21 but it still have code 51 but not sure what the switch signal means dont kn...
FIX posted 3/5/2009
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Message Closed w/FIX
Vehicle Data1988 Toyota 4Runner DLX
Trouble Codes
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Message Closed w/FIX
Vehicle Data
1988 Toyota 4Runner DLX
VIN | JT4RN62D2J |
Engine | 2.4 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / sefi |
Emissions | obd1 |
Symptoms | Poor Idle Quality, Hesitation, Surge |
Occurs | Hot |
Trouble Codes
51 | Switch Signal |