Test results
1
COMPONENT CONCERNED
CAN LINE CHECK
OK (NO FAULTS DETECTED)
FAULT DETECTED
OPERATION
CAN (Mute)
Check the continuity of the CAN line wiring
Go to Step 2
CAN line wiring interrupted
Restore the CAN line continuity
2
TPMS CONTROL UNIT CHECK
TPM (Mute)
Check that the connector for the TPMS control unit is connected
Go to Step 3
TPMS control unit connector disconnected
Reconnect the TPMS control unit connector
3
CHECK USING DIAGNOSIS EQUIPMENT
CAN (Bus Off)
Connect the diagnosis equipment to the car and check whether there are faulty control units on the network
Go to Step 4
Network control unit faulty (CAN overloaded)
Continue as instructed by the diagnosis equipment
4
Check the correct insulation of the CAN Low to + battery
End of diagnosis
Short circuit to + battery
Restore insulation to + battery