Matrix E1X - Resistance Issues

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6.4 TROUBLESHOOTING - RESISTANCE ISSUES
NO RESISTANCE CHANGE OR ALWAYS HIGH RESISTANCE
CHAPTER 6: TROUBLESHOOTING
POSSIBLE CAUSES:
1) The console is damaged or the console cable is not connected properly.
2) The console cable is damaged.
3) The ECB is damaged.
4) The lower board is damaged.
SOLUTION:
1) Check the console cable connections at the console and lower board.
2)UnplugtheECBwiringharnessfromthelowerboardandpedalthemachine.Usingamulti-meter,checktheohmreadoutfromtheECB
wiring harness (Figure A).
a. If the ohm reading is between 10 and 15, replace the lower board.
b. If the ohm reading is not between 10 and 15, replace the ECB.
c. If the issue is not resolved by the lower board or ECB, replace the console.
d. If the issue is not resolved by the lower board, ECB, or console, replace the console cable.
FIGURE A