Kawasaki Ninja Service Manual: ECU Inspection (Service Code b 55)

Kawasaki Ninja Service Manual / Self-Diagnosis System / KIBS Service Codes (KIBS Equipped Models) / ECU Inspection (Service Code b 55)

This ECU is built in the KIBS Hydraulic Unit. Therefore the ECU cannot be checked directly.

If this service code appears even if all checks are ended, replace the KIBS hydraulic unit.

If the service code does not appear, the KIBS system normal (temporary failure).

Power Supply Voltage Inspection (Over-Voltage) (Service Code b 53)
Check the charging voltage (see Charging Voltage Inspection in the Electrical System chapter). If the charging voltage is good, perform the Pre-Diagnosis Inspection 1 and 2 (see Inquiries to ...

CAN Communication (Transmission)/CAN Bus OFF Monitor Inspection (Service Code b 57) CAN Communication (Reception) Monitor Inspection (Service Code b 58)
Remove: Seat (see Seat Removal in the Frame chapter) Immobilizer (Equipped Models)/Kawasaki Diagnostic System Connector Cap [A] Measure the CAN communication line resistance. Im ...

Other materials:

Nozzle Assy Installation
Replace the dust seals [A] with new ones. Apply engine oil to the new dust seals, and install them. Install the nozzle assy securely. Push the four mounting positions of the injectors. Set the joint pipe parallel to the air cleaner housing [B]. NOTICE When installing the nozzle assy, ap ...

Crankshaft Main Bearing Insert/Journal Wear Inspection
Split the crankcase (see Crankcase Splitting). Cut strips of plastigage to journal width. Place a strip on each journal parallel to the crankshaft installed in the correct position. Tighten the crankcase bolts to the specified torque (see Crankcase Assembly). NOTE Do not turn ...

Backups
The ECU takes the following measures to prevent engine damage when the DFI, ignition, S-KTRC or immobilizer system parts have troubles. Note: (1): D-J Method: When the engine load is light like at idling or low speed, the ECU determines the injection quantity by calculating fr ...