
CAUTION
- If the engine is running
Turn off the engine and ensure that there is adequate ventilation before performing maintenance checks.
Vehicle interior
Emission inspection and maintenance (I/M) programsVehicle Specifications have not been Stored (B2451)
DESCRIPTION
The headlight leveling ECU assembly stores this DTC if the vehicle specifications
have not been stored in the ECU.
HINT:
The vehicle specifications are stored in the ECU at the factory.
DTC No.
DTC Detecting Condition
...
ECU Power Source Circuit
DESCRIPTION
When the ignition switch is turned to ON, voltage from the ECM's MREL terminal
is applied to the EFI MAIN relay. This causes the contacts of the EFI MAIN relay
to close, which supplies power to terminal +B of the TCM.
WIRING DIAGRAM
PR ...
Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor) (P0327,P0328)
DESCRIPTION
Flat-type knock sensors (non-resonant type) have structures that can detect vibrations
between approximately 5 and 15 kHz.
Knock sensors are fitted onto the engine block to detect engine knocking.
The knock sensor contains a piezoelectric elem ...