LEMON Manuals: Even more car manuals for everyone
Home >> Infiniti >> 2017 >> QX30 Base >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter, Warning Lamp & Indicator (DTCS) >> DTC/Circuit Diagnosis >> DTC U118F: TCU >> DTC Description >> DTC Detection Logic

DTC Detection Logic

DTC CONSULT screen terms DTC detection condition
(Trouble diagnosis content) [Malfunction type]
U118F 87 Comm ECU telematics malf.
(Communication with control unit for telematics services has a malfunction.)
MISSING MESSAGE Diagnosis condition Ignition switch ON (After ignition switch ON, wait for 5 seconds to start the engine)
Signal (terminal) CAN communication signal
Threshold At least one of messages is missing in the bus
Diagnosis delay time According to every specific signal applications requirement