quiz 8 Ch 27
DTC P0302 is a(n) ________.
Generic DTC
Global (generic) OBD II contains some data in what format?
Hexadecimal
A monitor that has not run to completion will indicate ________ on the scan tool.
Incomplete
The comprehensive component monitor checks computer controlled devices for ________.
Shorts-to-ground, Rationality, opens
All of these are OBD-II requirements EXCEPT ________.
Tell the technician what is wrong with the engine
A vehicle has stored a DTC for an oxygen sensor fault. This could cause ________.
The catalyst monitor to not run
A pending code is set when a fault is detected on ________.
The first fault of a two trip failure
An ignition misfire or fuel mixture problem is an example of what type of DTC?
Type A
OBD-II requires the PCM to detect faults allowing emissions that exceed how many times the FTP standard?
1.5
To be considered a complete warm up cycle, the engine must reach a temperature of ________.
160°F
OBD-II has been on all passenger cars in the United States since ________.
1996
The computer will automatically clear a DTC if there are no additional detected faults after ________.
40 consecutive warm up cycles
A freeze frame is generated on an OBD-II vehicle ________.
When a type A or B diagnostic trouble code is set
Which OBD-II term describes the "check engine" light?
MIL
Parameter information display (PID) is included in which OBD-II generic mode?
Mode 1
The MIL is turned off if ________.
The codes are cleared with a scan tool, Power to the PCM is disconnected and The vehicle is driven on three consecutive trips with a warm up cycle and meets all code set conditions without the PCM detecting any faults
Which first digit code indicates a network fault?
U
Technician A states a loose fuel cap could illuminate the MIL. Technician B says that a loose fuel cap could cause a B0320 diagnostic trouble code. Which technician is correct?
A only
Technician A states that disconnecting the battery is the best way to erase stored OBD-II DTCs. Technician B states that disconnecting the battery may not erase stored freeze frame information or DTCs. Which technician is correct?
B only
A customer states her MIL is blinking. Technician A says that this condition may damage the catalytic converter if the customer continues driving. Technician B says that freeze frame data should be stored. Which technician is correct?
Both
OBD-II requirements include
Detect component degradation or faulty emission control operation, Alert the driver of necessary emission-related repairs or service and Use standardized DTCs and accept a generic scan tool
Which term describes a set of conditions required to allow each monitor to run?
Enabling criteria
Which is a continuous monitor?
Fuel system monitor
By looking at the way diagnostic trouble codes are formatted, which DTC could indicate the gas cap is loose or defective?
P0442