Fault Messages
CC. Fault messagesCC1 Switch ignition off and on
Communication must be re-established i.e. the ignition must be switched off for 3 seconds and then switched on again to change over to serial communication with MFI following communication using Volvo Diagnostics.
CC2 Start engine
Message is displayed if communication is not established following previous message. This applies to ECMs with which serial communication is possible only when engine is running.
CC3 Read DTCs using Volvo Diagnostics
When serial communication with MFI is not possible, ST asks if DTCs should instead be displayed using Volvo Diagnostics.
CC4 Communication failure
Communication has been interrupted by disconnection of the lead or by switching off the ignition, or if a communication problem is present when the engine is started.
ST makes a number of attempts to establish communication before displaying message.
ENTER initiates a fresh attempt to establish communication.
Press EXIT to return to sub-function menu.
If communication is not established by pressing ENTER: See Section Communication problems with Volvo Scan Tool (ST).