ComponentsDetecting Vehicle Submersion (B2277)
DESCRIPTION
This DTC is stored when the submersion circuit monitor inside the power management
control ECU detects a large amount of water.
DTC No.
DTC Detection Condition
Trouble Area
B2277
The ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)
(a) Disconnect the P4 ECU connector.
(b) Measure the resistance and voltage according to the value(s) in the table
below.
HINT:
Measure the values on the wire harness si ...
Removal
REMOVAL
PROCEDURE
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-)
battery terminal to disable the SRS system.
NOTICE:
When disconnecting the cable, some systems ne ...