Toyota 2GR-FE Manual page 915

DTC B2276
DESCRIPTION
This DTC is output when the ACCR output circuit inside the main body ECU is open or shorted.
HINT:
When the main body ECU is replaced with a new one and the negative (-) battery terminal is connected,
the power source mode becomes the IG-ON mode. When the battery is removed and reinstalled, the
power source mode that was selected when the battery was removed is restored.
After the main body ECU is replaced, perform the registration procedures for the engine immobiliser
system (See page EI-8).
DTC No.
ACCR output circuit inside main body ECU or other
B2276
related circuit is malfunctioning
WIRING DIAGRAM
ECM
ACCR
INSPECTION PROCEDURE
1
CHECK DTC OUTPUT
OK
CHECK INTERMITTENT PROBLEMS
2GR-FE STARTING – SMART KEY SYSTEM
ACCR Signal Circuit Malfunction
DTC Detection Condition
13
A55
(a) Delete the DTCs (See page ST-26).
HINT:
After all DTCs are cleared, check if the trouble occurs
again 50 seconds after the engine switch is turned on
(IG).
(b) Check for DTCs again.
OK:
NG
• Main body ECU
• ECM
• Wire harness or connector
No DTC B2276 is output.
Go to step 2
ST–53
Trouble Area
Main Body ECU
3
E6
ACCR
B137975E02
ST