Removal and installation
Removal
Lower front edge of map lamp (1) down from the headlining by releasing the metal clips, then slide forward to clear pawls at rear.
: Metal clip
Pawl

Installation
Installation is in the reverse order of removal.
Bulb replacement
The map lamp led bulbs are replaced as part of the map lamp. Refer to inl-52, "removal and installation".
Vanity mirror lampP0604 ECM
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0604
ECM
[Internal control module
random access memory
(RAM) error]
Malfunction in the internal RAM of ECM.
ECM
DTC CON ...
Ecu diagnosis information
Av control unit
Reference value
TERMINAL LAYOUT
PHYSICAL VALUES
Dtc index
Bose speaker amp
Reference value
TERMINAL LAYOUT
PHYSICAL VALUES
...
Ecm 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 ecm for damage, bend and loose
connection (unit side and
connector side).
Is the inspection result normal?
Yes > ...