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Which of the following is NOT a characteristic of J2534​ reprogramming?

A J2534 compliant​ pass-through system is a​ non-standardized programming and diagnostic system.

Which of the following steps must immediately precede the step involving checking technical service​ bulletins?

retrieving diagnostic trouble codes

Which of the following is least likely to be true about​ on-board diagnostics-II​ (OBD-II) active​ tests?

A type B diagnostic trouble code is​ emission-related and will cause the malfunction indicator lamp​ (MIL) to be turned on at the first trip if the computer has detected a problem.

Technicians diagnosing a car with an aftermarket scan tool find that they cannot clear the stored diagnostic trouble codes​ (DTCs) with the scan tool. Technician A suggests removing the negative terminal to the battery as the next step to clear the codes. Technician B suggests disconnecting the fuses to the computer as the next step to clear the codes. In this​ scenario, which of the following statements is​ correct?

Both technician​ A's and​ B's assessments are accurate.

Two technicians are discussing the retrieval of​ emission-related data using a scan tool. Technician A states that a​ global-type scan tool can be used. Technician B states that only a​ factory-level scan tool will provide the required data. Which of the following statements about this scenario is​ true?

Both technician​ A's and​ B's assessments are accurate.

Which of the following is least likely to be true about factory scan​ tools?

Factory scan tools work with multiple brands of vehicles.

Two technicians have serviced a vehicle and need to reset the powertrain control module​ (PCM) before​ state-mandated emission tests. Technician A suggests clearing the diagnostic trouble codes​ (DTCs) using a scan tool to reset the PCM. Technician B suggests that the vehicle be driven under similar conditions that were present when the fault occurred. Which of the following statements about this scenario is​ true?

Only technician​ B's assessment is accurate.

Which of the following is true about reprogramming a powertrain control module​ (PCM) chip?

Reprogramming a powertrain control module​ (PCM) can be done by downloading new calibration files from a personal computer​ (PC) onto the​ PCM's memory.

What does verification of repairs​ involve?

checking for and clearing all diagnostic trouble codes​ (DTCs)

Race technicians want to program new ignition timing and fuel mapping specifications onto the current powertrain control module​ (PCM) chip of their team car. They remove the chip from the​ car, connect it to the workshop personal computer​ (PC) through an​ adapter, reprogram it with the new map and​ timing, reconnect the PCM back into the​ vehicle, and take it out for a test drive. Which of the following types of programming are they​ using?

​off-board programming


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