Ricoh MP C6502SP Field Service Manual page 1090

5. Troubleshooting
SC No.
SC No.
SC446-01
SC446-02
SC446-03
SC446-04
SC446-05
1088
Level Error Name/Error Condition/Major Cause/Solution
Error detected by the TDCU.
If a command sent from the TDCU indicates an error, the engine issues an
SC.
ASAP command: 0x58_0x10
• ITB motor defective
• ITB unit set error
• Connector disconnected or harness broken
• Driven shaft encoder sensor defective
• Driven shaft encoder smudged or damaged
• Drive shaft encoder sensor defective
• Drive shaft encoder smudged or damaged
• Replace the ITB unit.
• Replace the ITB motor.
• Set the ITB unit again.
• Replace the driven shaft encoder sensor.
• Replace the driven shaft encoder.
• Replace the drive shaft encoder sensor.
• Replace the drive shaft encoder.
• Reconnect the connectors or replace the harness.
• Replace the ITB.
Level Error Name/Error Condition/Major Cause/Solution
D ITB: Lock: Encoder 1 error
D ITB: Lock: Encoder 2 error
D ITB: Lock: Encoder 1/2 error
D ITB: Lock: Hole error
D ITB: Lock: Overload error