What are the other 5 issues with Toyota knock sensor?
What were the other 5 issues? A knock sensor could be tested with an ohmmeter. Tapping on the cyinder head with a hammer while the engine is idling could reveal if the sensor circuit is good or not as the engine should stumble a bit whenever the head is tapped.
How long does it take to replace knock sensor on Toyota 4Runner?
A Factory Service Manual that covers the 3VZE V6 (refer to the “Engine Mechanical – Cylinder Head” and “Engine Mechanical – Timing Belt” sections; the info is all there, including the torque specs.) Replacing the knock sensor yourself can take days.
What does the OBD code 52 mean on a Toyota 4Runner?
This article applies to the Toyota 4Runner (1984-1995). The OBD code of 52 can mean that your 4Runner’s knock sensor has failed. Or, maybe that the knock sensor is still good, but its pigtail or plug to the ECU has a short or broken connection.
How much does it cost to replace a knock sensor?
Replacing the knock sensor yourself can take days. Having it done at a service center or dealership can also take days, plus cost a whole lot more money. A replacement knock sensor can cost as much as $160.
When does a Toyota engine have a trouble code?
This trouble code is usually triggered when the O2 sensor in position bank 1, sensor 1 is bad or has faulty wiring. Replacing the sensor will almost always get rid of the code.
What are the diagnostic codes for a Toyota 4A?
The following codes apply to all Toyota 4A series engines. Some codes may not exist in earlier or non-applicable engine ECU’s but all codes are common between 4A and many other Toyota ECU. It is essential that you do have the proper manuals and skills necessary to perform diagnostic and repairs.
What are the diagnostic codes for a Toyota Camry?
Open, short in G or NE circuit. No NE signal for 50msec at 1000rpm. O2 sensor output in less than 0.45 volts for at least 90 seconds when O2 sensor is warmed and 1500 rpm or above. No signal for 0.5 seconds or more at ignition ON.