COMPONENTS
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
RemovalTerminals Of Ecu
TERMINALS OF ECU
1. CHECK MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY)
(a) Disconnect the 2A, 2C and 2F main body ECU (driver side junction block assembly)
connectors.
(b) Measure the voltage and resistance according to the value(s) in the table ...
If the battery is discharged
The following procedures may be used to start the engine if the battery is
discharged.
You can call your Toyota dealer or qualified repair shop.
If you have a set of jumper (or booster) cables and a second vehicle with a 12
volt battery, you can jump sta ...
HL 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 ...