Questions & Answers for: speedometer tachometer malfunction

...speedometer and tachometer malfunction I momentarily shorted the battery out while changing the battery. There was a spark. Now the speedometer and tachometer does not work. I see on the wire diagram ...

speedometer defaults to 0 km/h (0 mph) if a malfunction in the vehicle speed signal circuit exists. Tachometer The IPC displays the engine speed based on the information from the PCM. The PCM converts

the dash OK, check the sending units that provide the gauges information. these sensor/modules may be malfunctioning. If the speedometer and tachometer are not working, it may be because of the cables

Speedometer and tachometer not working My tach only works sometimes. It never seems to lower in rpm when I slow down, but it continues to increase as I speed up. Could the problem be the speed sensor?

...speedometer, gas guage, and tachometer doesn't work When numerous items such as those you mentioned malfunction at the same time, either the instrument cluster relay needs to be replaced or the the ...

...tachometer and speedometer. What is the likely part I need to replace? Sounds like a bad speedometer sensor. Usually located on the transmission. The only way to fix the speedometer is to replace the ...

...tachometer and speedometer work maybe 25% of the time; fuel gauge doesn't work at all? This is caused by a malfunctioning or loosely seated computer module. I'd suggest taking your vehicle into a ...

Tachometer, speedometer, odometer and the gear select display is dead. Only the oil, fuel, engine temp, and voltmeter works You might have to replace the speedometer cable Tachometer The tachometer is

...Tachometer doesn't work. Speedometer has been stalling and getting stuck at 10 mph, then will work fine. Check engine light on. Problems with the 4wd switch. codes are available on line ...

...tachometer still work? All gauge information comes from the ECM/PCM engine computer over one wire class 2 serial data network. So, all would not be working. Speedometer The instrument panel cluster ...