Installation - ALWAYS PULL THE JSD PRO BY ITS CONNECTORS, NEVER ITS WIRES!
GPS (Gear Position Sensor) Connection
1. Switch ignition off.
2. Remove seat and lift fuel tank.
3. Disconnect GPS connector (white, three-pin with black, blue and pink wires).
4. Connect JSD Pro connectors to GPS connectors.
5. Connect red wire of JSD Pro to a switched fused 12V DC (coil orange/white or brake light switch
orange or orange/green).
ECU (Electronic Control Unit) Connection
6. Remove black ECU connector.
7. Remove orange cap. First, lift one lock tab using a 1.5mm flathead screwdriver and
carefully pull cap up. Second, lift other lock tab and remove cap.
8. Locate black/green wire on ECU connector contact (count wires from right to left as indicated on connector back side):
GSX-R1000 K5
Black connector – 6th wire
GSR600 K6
Black connector – 6th wire
GSX-R600/750 K6, K7
Black connector – 6th wire
GSX-R1000 K7, K8
Black connector – 23rd wire
GSX650F K8
Black connector – 6th wire
GSX-R600/750 K8
Black connector – 23rd wire
GSX1300R K8, BK, K8
Black connector – 6th wire
9. Disconnect black/green wire from ECU connector contact. First, place screwdriver into lower part of slot of black/green
wire. Slip in screwdriver until it stops in a tab of the contact. Second, apply pressure to tab as you move the screwdriver
downwards. Carefully pull black/green wire from behind while bending tab. The black/green wire will slip out.
10. Identify silver male pin crimped to black wire of JSD Pro. Connect JSD Pro male pin to ECU black/green wire.
11. Identify silver female pin crimped to black wire of JSD Pro. Plug JSD Pro female pin into slot left by disconnected
black/green wire of ECU connector contact.
12. Replace orange cap and replace black ECU connector.