quiz 8 Ch 27

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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


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