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Wysłany: Czw 11:22, 13 Sty 2011 Temat postu: uggs online Automotive instrument detection _923 |
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Detection of auto electronic meters
The same type of vehicle to use a different system conditions. As some of the car manufacturer more than one instrument. The car the same instrument display device may use a different circuit, therefore, in electronic instrumentation system fault diagnosis to be made by the automotive manufacturer's diagnostic program Pina table test. Car GPS system equipped with a self-diagnostic procedure or test procedures, instrumentation systems can identify problems and failures using fault codes can be stored or displayed text. Circuit using different systems and diagnostic procedures may not be the same. Chrysler electronic instrument system with its self-diagnostic program to check the instrument display. Through self-diagnostics test, can determine the cause of the problem is within the circuit in the system or outside the instrument. 2 Detection of electronic display system by a self-test if the program dashboard, you should look outside the pit in the system failure. 1) If the fuel gauge, oil temperature gauge shows the maximum reading table and, after starting the engine remained in that position, you should find the connector behind the electronic module is connected or the connection is not connected to the bad. Total 87 Highway and Transport Highways & AutomotiveAppticationsl52) If the fuel gauge, oil temperature gauge is not a table or work. Through the ignition switch can be opened, and the sensors send the device to check the sensor ground wire is invalid. If the meter reading when the sensor wire grounded maximum. Should replace the sensor. 3) If the speed table and the odometer does not work or job instability, should be checked from the sensor line. If the line well,uggs online, then: ① remove the sensor from the vehicle, and it received the lowest resistance of the table block. Note Do not use l2v test light, as it will damage the sensor. Slowly rotate the sensor shaft ② l circle,discount cosmetics mac, observe the pointer swing. Should be 8 pulses, each reading should be equal to or less than 1/2n. If the reading is greater than this value, or the axis of rotation 1 lap 8 when there is no pulse, replace the sensor. 4) When the headlight switch to turn on or adjust the light levels in the varistors rotation, if the meter display is not dark, then ① Check the headlight circuit protection amine wire. ② Check the headlight switch to the dashboard of the line connection is loose or defective. ③ Test headlamp switch. 5) If the engine tachometer does not work, then check the dashboard to the speed sensor line connections. If the engine is the electronic fuel injection type, you should also check the instrument panel to the electronic fuel injection connection of power modules 3 shows the device replacement in most cases, electronic instrument panel in the maintenance of the assembly as a replacement. The steps as the traditional dashboard. If a meter is broken, will have to replace the entire instrument panel. On the trip computer and other electronic display device for replacement only if the electronic instrument system maintenance = memory chips using the odometer, the dashboard must be removed from the bad and the chip into a new instrument panel, its methodology as from the bad The electronic control module (ECM) Remove the programmable read-only memory (PROM) fitted to the new module the same. States with the new odometer installed memory chips to replace the provisions of the chip failure is not the same, some need the original post to post mileage on the table,mbt shoes sale, and some will be programmed to display the original chip, chip mileage. Replacement of the odometer memory chip approach will be different with different manufacturers. Cress exploration vehicle required a special tool to grip and pull out the chips,Tory Burch Shoes, pull up the gently rocking the same time the chip, the replacement of the following steps: 1) Remove the instrument panel to the front down on the clean the table, the bottom of the dashboard for the maintenance staff. 2) The odometer chip ears like Manhole Cover Manhole Cover lock toward the center lightly press down to make manhole covers swing open: 3) installed in the manhole cover the following eye-catching on the integrated circuit chip notch should be facing left (the bottom of the dashboard for the maintenance staff), the new chips must be packed in its original location. 4) Use special tool clamping chip, remove it from the dashboard. If the chip does not immediately load the new dashboard. Envelope should be written in a vehicle identification number (VIN) and mileage, and keep it within the chip into his. 5) into the chip before the new dashboard. Should check the chip's \groove on the board to ensure that all l4 pins also begun to enter the hollow conduit. compaction with special tools to chip in place. 7) to ensure that the notch on the chip to the left (the bottom of the dashboard for the maintenance staff) Manhole Cover Close . Replace the instrument panel, complete the replacement work. Received :2001-08-1Z
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