COMPONENTS
ILLUSTRATION
Precaution
DisassemblyHL AutoLeveling ECU Failure (B2420)
DESCRIPTION
When the headlight leveling ECU assembly detects a malfunction in itself, this
DTC is stored.
DTC No.
DTC Detecting Condition
Trouble Area
B2420
Malfunction of headlight leveling ECU ...
Torque Converter Clutch Solenoid Performance (Shift Solenoid Valve SL) (P0741)
SYSTEM DESCRIPTION
The TCM uses signals from the throttle position sensor, air-flow meter, turbine
(input) speed sensor, intermediate (counter gear) speed sensor and crankshaft position
sensor to help determine the engagement timing of the lock-up clutch. ...
System Diagram
SYSTEM DIAGRAM
Transmitting ECU
(Transmitter)
Receiving ECU
Signal
Communication Method
ECM
Power Steering ECU
Engine speed signal
Engine variation inform ...