Troubleshooting -No Rpm Displayed - Johnson Matrix Retail R30 Service Manual

3.4.6 TROUBLESHOOTING –NO RPM DISPLAYED
Symptom:
No RPM shown on the console.
Possible Reason:
a. Bad connection between the console cable and the console, or a damaged cable.
b. The speed sensor wire is damaged or not working.
c. The magnet is not present on the drive pulley.
d. The console is defective.
Solution:
a. Check the connection of the console cable at the console; make sure there are no kinks or pinches in
the console cable. Replace the cable if any damage is found.
b. Check the connection of the speed sensor wire at the ECB motor. Also check the gap between the
speed sensor and the magnet on the pulley. It should be within 5mm. Adjust the gap if it is too big.
c. Install a new magnet.
d. Replace the console set.
CHAPTER 3: Troubleshooting
19