mastershift
   

Manual

2.1 Do-It-Yourself Checklist

 

Caution: All troubleshooting should be done with the vehicle properly secured on jack stands.

2.1.1     Shifting

  1. It doesn’t shift.
    1. The shift lever makes a normal movement and the transmission shift lever moves also but the gear doesn’t change: Go to step 4 .
    2. The shift lever does make a small movement and the shift cable gets tensioned (pull movement) or pressured (push movement), but the transmission shift lever doesn’t move: Go to step 3 .
    3. The Manual Shifter shift lever doesn’t move at all: Go to step 2 .
  2. The shift lever of the Manual Shifter doesn’t move at all.
    1. Is ignition on? If not, switch ignition on.
    2. Does the board receive ignition power on connector J1, between pin 3 (positive) and pin 1 (negative)? If not, check the board fuse (at least 1 A) and the board power and ground wiring. (See also section 4.4.1  Power Wiring of the installation manual for more info.)
    3. Does the board receive motor power on connector J1, between pins 6 and 7 (positive) and pins 8 and 15 (negative)? If not, check the motor fuse (40 A) and the motor power and ground wiring. (See also section 4.4.1  Power Wiring of the installation manual for more info.)
    4. If the transmission is in reverse and you are attempting a “downshift”, try an “upshift”. Downshifts below reverse are not allowed. If the transmission is in the highest gear and you are attempting an “upshift”, try a “downshift”. Up-shifts are not allowed past the highest gear.
    5. If the transmission only shifts into positions R, N, 1, 2, and 3 and you have a 4 speed or higher, check the configuration of the number of gears. (See also 3.5  Transmission Tab of the installation manual for more info.)
    6. Try disabling all safety features: neutral safety, reverse safety and clutch safety (see 3.8  Shift Safety Tab and 4.4.3  Clutch Switch of the installation manual for more info). If it works now, verify how the safety feature(s) that you just disabled are supposed to work. Verify the switches associated to the safety features. Maybe a switch is stuck or not properly wired or configured?
    7. Verify that the clutch switch is wired (see 4.4.3  Clutch Switch of the installation manual for more info) and configured (see 3.8  Shift Safety Tab of the installation manual for more info) correctly. The shifter will not shift if the clutch is not depressed, and the clutch switch is not wired or setup correctly.
    8. Do you have a safety that is enabled that is preventing you from shifting? It's possible that you have a reverse safety or a Neutral safety that is preventing a shift into those gears. See sections 2.2 Safety Features , 3.8 Shift Safety Tab , and 4.4.4 Safety Switch of the installation manual for more info.
    9. If you are using the OneWire paddle assembly or the coil cable paddles, please verify that the connections are made correctly.
  3. The shift levers of the Manual Shifter make a small movement and the shift cables get tensioned (pull movement) or pressured (push movement), but the transmission shift levers don’t move.
    1. Verify the shift direction. See also section 3.7  Shift Setup Tab of the installation manual for more info.
    2. Make sure the transmission shift shaft can move in the desired direction. (Disconnect the shift cable from the Manual Shifter shift lever and try to move the transmission shift shaft manually). You may need to recalibrate the gears that you cannot reach, see section 4.5 Initial Configuration and Test of the installation manual for more info.
  4. The shift lever of the Manual Shifter makes a normal movement and the transmission shift lever moves but the gear doesn’t change.
    1. Verify the adjustment of the shift cable (see also section 4.5  Initial Configuration and Test of the installation manual for more info).
    2. Verify especially the detent position calibration (see sections 3.5  Transmission Tab and 3.6  Custom Tab of the installation manual for more info).
  5. The transmission changes gears but the gear display is not functioning correctly.
    1. Verify that the three wires that connect the MasterShift with the GearDash display are connected correctly.

2.1.2     Configuration

  1. I executed the MasterShift™ Manual Shifter Configuration software but I can’t configure the device.
    1. The first tab page shows “Serial port not connected” in red: Go to step 2.
    2. The first tab page shows “Serial port connected” in black and “Manual Shifter not found” in red: Go to step 3.
  2. I can only access the first tab page of the MasterShift™ Manual Shifter Configuration software and it shows “Serial port not connected” in red.

d.      Make sure that you selected the correct COM port.

e.       Make sure that no other program (like a terminal program, an Internet dialer, a fax program) accesses the COM port.

f.       Try to reconnect: click on the small arrow to the right of the drop-down list box with the COM ports, then click on the correct COM port in the list that opens.

  1. I can only access the first tab page of the MasterShift™ Manual Shifter Configuration software and it shows “Serial port connected” in black, but “Manual Shifter not found” in red.
    1. Verify that the Manual Shifter device is powered (both motor and board power; see 4.4.1 Power Wiring of the installation manual for more info). Usually that requires the ignition switch to be on.
    2. Make sure you are using the serial cable that came with the Manual Shifter. This is not a standard PC serial cable. (A standard 9-pin male-female straight through wired serial cable may be used to extend the Manual Shifter cable, but not to replace it.)
    3. Try to reconnect: close the application and re-open it.

2.2     Support Contact

If you have any further support issues please contact American Supercars & Prototypes at 1-888-658-ASAP (2727).

 
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