OBDII

The MIL is turned off under any of the following conditions, EXCEPT _______.

-Codes are cleared with a scan tool

-Power to the PCM is disconnected

-Vehicle is driven on 3 consecutive trips with a warm-up cycle, without detecting a fault

-PCM diagnostic link is grounded

• Codes are cleared with a scan tool

• Power to the PCM is disconnected

• Vehicle is driven on 3 consecutive trips with a warm-up cycle, without detecting a fault

• PCM diagnostic link is grounded

A U type DTC indicates a problem with ________.

-Powertrain

-Body and accessories

-Communication related systems

-Suspension system

• Powertrain

• Body and accessories

• Communication related systems

• Suspension system

A freeze frame is generated on an OBD-II vehicle ________.

-When a type C or D diagnostic trouble code is set

-When a type A or B diagnostic trouble code is set

-Every other trip

-When the PCM detects a problem with the O2S

• When a type C or D diagnostic trouble code is set

• When a type A or B diagnostic trouble code is set

• Every other trip

• When the PCM detects a problem with the O2S

A pending code is set when a fault is detected on ________.

-A one-trip fault item

-The first fault of a two-trip failure

-The catalytic converter efficiency test

-A thermostat problem (too long to closed-loop status)

• A one-trip fault item

• The first fault of a two-trip failure

• The catalytic converter efficiency test

• A thermostat problem (too long to closed-loop status)

A type C DTC will light the MIL.

-True

-False

• True

• False

An element of the OBD II diagnostic management system which stores engine data during a DTC set is called ________.

-Misfire

-Vehicle in vehicle out

-Freeze frame

-Memory account

• Misfire

• Vehicle in vehicle out

• Freeze frame

• Memory account

An ignition misfire or fuel mixture problem is an example of what type of DTC?

-Type A

-Type B

-Type C

-Type D

• Type A

• Type B

• Type C

• Type D

By looking at the way diagnostic trouble codes are formatted, which DTC could indicate that the gas cap is loose or defective?

-P0221

-P1301

-P0442

-P1603

• P0221

• P1301

• P0442

• P1603

DTC P0302 is a ________.

-Generic DTC

-Vehicle manufacturer-specific DTC

-Idle speed-related DTC

-Transmission/transaxle-related DTC

• Generic DTC

• Vehicle manufacturer-specific DTC

• Idle speed-related DTC

• Transmission/Transaxle related-DTC

Global (generic) OBD II contains some data in what format?

-Plain English

-Hexadecimal

-Roman numerals

-All of the above

• Plain English

• Hexadecimal

• Roman numerals

• All of the above