PARTS LOCATION
ILLUSTRATION

System DiagramIgnition Hold Monitor Malfunction (B2271)
DESCRIPTION
This DTC is stored when a malfunction in the IG circuit or IG hold circuit in
the certification ECU (smart key ECU assembly) is detected.
HINT:
When the cable is disconnected and reconnected to the negative (-) battery terminal,
the power source mode returns to the state it was in ...
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) When troubleshooting a vehicle with a diagnosis system, the only difference
from the usual troubleshooting procedure is connecting the Techstream to the vehicle
and reading various data output from the clearance warning ECU assembly.
The clearance warning E ...
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
The ECM stores DTCs (Diagnostic Trouble Codes) when trouble occurs on the vehicle.
The diagnosis system allows reading of DTCs stored in the ECM when a the Techstream
is connected to the DLC3 (Data Link Connector 3). If the CRUISE MAIN indicator light
does not ...