DTC B1796 Sleep Operation Failure of Occupant Classification ECU
DESCRIPTION
During sleep mode, the occupant classification ECU reads the condition of each sensor while the ignition switch is off.
In this mode, if the occupant classification ECU detects an internal malfunction, DTC B1796 is output.
INSPECTION PROCEDURE
1 CHECK DTC
HINT: First clear DTCs stored in the occupant classification ECU and then in the center airbag sensor assembly.
OK: DTC B1796 is not output.
HINT: Codes other than DTC B1796 may be output at this time, but they are not related to this check.
2 REPLACE OCCUPANT CLASSIFICATION ECU
3 PERFORM ZERO POINT CALIBRATION
OK: The "COMPLETED" is displayed.
4 PERFORM SENSITIVITY CHECK
Standard values: 27 to 33 kg (59.52 to 72.75 lb)
END
Removal
HINT:
For the parking brake cable assembly No. 2, perform the
same procedure to the parking brake cable assembly No. 3.
1. REMOVE REAR WHEEL
2. REMOVE REAR BRAKE DRUM SUB-ASSEMBLY (for
Drum Type) (See page BR-37)
3. REMOVE FRONT BRAKE SHOE (for Drum Type) (See
page BR-37)
4. REMOVE REAR BRAK ...
Installation
1. INSTALL INTEGRATION CONTROL AND PANEL
ASSEMBLY
2. INSTALL RADIO RECEIVER WITH BRACKET (w/
Navigation System)
3. INSTALL RADIO RECEIVER WITH BRACKET (w/o
Navigation System)
4. INSTALL INSTRUMENT CLUSTER FINISH PANEL
GARNISH
5. INSTALL INSTRUMENT CLUSTER FINISH PANEL
ASSEMBLY CENTER
6. IN ...
Fuel Pump Control Circuit
DESCRIPTION
The FUEL PUMP relay switches the fuel pump speed according to the engine
conditions. The fuel pump
operates when the ECM receives the starter-operating signal (STA) and
crankshaft-rotating signal (NE).
The FUEL PUMP relay is turned ON while the engine is idling or operating at l ...