Replacement
PrecautionHL 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 ...
Operation Check
OPERATION CHECK
1. SMART KEY SYSTEM OPERATION INSPECTION
(a) Check the entry unlock function.
(1) Use the wireless lock operation to lock the doors. With the key outside the
vehicle, touch a front door outside handle assembly (touch sensor) and check that ...
Antenna Coil Open / Short (B2784)
DESCRIPTION
The transponder key coil is built into the transponder key amplifier and receives
a key code signal from the transponder chip in the key. This signal is amplified
by the amplifier, then it is output to the transponder key ECU assembly.
...