Diagnosis system (AV control unit)
U1000 CAN comm circuitDiagnosis system (bluetooth control unit)
Diagnosis Description
The Bluetooth control unit has two diagnostic checks. The first diagnostic
check is performed automatically every ignition cycle during control unit
initialization. The second diagnostic check is performed by the technician
using the steering wheel audio control switches ...
P0172, P0175 fuel injection system function
DTC Logic
DTC DETECTION LOGIC
With the Air/Fuel Mixture Ratio Self-Learning Control, the actual mixture
ratio can be brought closely to the
theoretical mixture ratio based on the mixture ratio feedback signal from A/F
sensor 1. The ECM calculates
the necessary compensation to correct the o ...
STRG branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the steering angle sensor
for damage, bend and loose connection
(unit side and connector side).
2.CHECK HARNESS FOR OPE ...