Question

which part of a powertrain control module retains diagnostic trouble codes (dtcs), freeze - frame data, and learned data?
a. memory and storage section
b. sensor input/output signal processing section
c. data processing section
d. output drivers section

Explanation:

The memory and storage section of a powertrain control module is designed to store persistent data like diagnostic trouble codes, freeze-frame data, and learned vehicle operating data. The other sections handle signal processing, data computation, or output control, not long-term data retention.

Answer:

a. Memory and storage section