MECP BASIC 2 2025 QUESTIONS| WITH
ALREADY SOLVED CORRECTLY
ANSWERS!! | ASSURED SUCCESS
The Alternator - 🧠 ANSWER ✔✔While the engine is running in a
combustion engine vehicle, what is the primary source of power for the
electrical system and any electrical accessories?
Install a plastic or rubber grommet - 🧠 ANSWER ✔✔what is the MECP
recommended practice for running high current wires through holes drilled
in the metal parts of the vehicle (such as a firewall)?
DC milliamps - 🧠 ANSWER ✔✔When measuring parasitic (standby) current
drain with a DMM, which measurement scale is used?
Between the (-) negative battery post and the (-) negative of the amplifier -
🧠 ANSWER ✔✔When troubleshooting voltage drops on suspected bad
grounds of amplifiers measured under a load, a DMM shows voltage
between points?
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
1
,AC Volts - 🧠 ANSWER ✔✔When measuring audio output level of an
amplifier at the speaker terminals, what setting should a DMM be set to
measure?
It will display the voltage reading, but with a negative (-) sign in front of it - 🧠
ANSWER ✔✔When the red and black test leads of a DMM are reversed in
a DC Voltage measurement, what will the screen display differently than
when they are connected normally?
Ohms - 🧠 ANSWER ✔✔According to the MECP Basic Installation
Technician Study Guide, when measuring a low current (MUX) ignition
circuit, what setting of the DMM is used to determine the various values of
each key switch position?
The jaw should face away from the connectors seam. - 🧠 ANSWER
✔✔How should the jaw of a crimp tool be positioned in reference to the
seam of the crimp connector?
FALSE - 🧠 ANSWER ✔✔For in vehicle measurements, test lights are
recommended by MECP because they always provide a measured,
numeric value to the technician. (TRUE or FALSE)
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
2
, Identify, Isolate, Eliminate - 🧠 ANSWER ✔✔what are the 3 MECP
recommended steps to troubleshooting noise problems?
DC Volts - 🧠 ANSWER ✔✔testing for blown electrical system fuses in a
vehicle fuse panel should be done with which setting on the DMM?
Health - 🧠 ANSWER ✔✔What does the blue section of the NFPA 704
Diamond represent with respect to safety considerations?
Illumination (Switched by the parking lights) - 🧠 ANSWER ✔✔When a CEA
standard color code compliant wiring harness adapter has a solid orange
wire (no stripes), what does that wire represent?
Amplitude, Wavelength, Frequency, Period - 🧠 ANSWER ✔✔Which of the
parameter groups listed accurately describes the components of sound
wave?
After the amplifier, before the speaker. - 🧠 ANSWER ✔✔Where are passive
crossovers intended to be placed in the audio signal path?
Height x Width x Depth (HxWxD) - 🧠 ANSWER ✔✔What is the correct
formula to determine volume of a square or rectangle subwoofer
enclosure?
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
3
ALREADY SOLVED CORRECTLY
ANSWERS!! | ASSURED SUCCESS
The Alternator - 🧠 ANSWER ✔✔While the engine is running in a
combustion engine vehicle, what is the primary source of power for the
electrical system and any electrical accessories?
Install a plastic or rubber grommet - 🧠 ANSWER ✔✔what is the MECP
recommended practice for running high current wires through holes drilled
in the metal parts of the vehicle (such as a firewall)?
DC milliamps - 🧠 ANSWER ✔✔When measuring parasitic (standby) current
drain with a DMM, which measurement scale is used?
Between the (-) negative battery post and the (-) negative of the amplifier -
🧠 ANSWER ✔✔When troubleshooting voltage drops on suspected bad
grounds of amplifiers measured under a load, a DMM shows voltage
between points?
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
1
,AC Volts - 🧠 ANSWER ✔✔When measuring audio output level of an
amplifier at the speaker terminals, what setting should a DMM be set to
measure?
It will display the voltage reading, but with a negative (-) sign in front of it - 🧠
ANSWER ✔✔When the red and black test leads of a DMM are reversed in
a DC Voltage measurement, what will the screen display differently than
when they are connected normally?
Ohms - 🧠 ANSWER ✔✔According to the MECP Basic Installation
Technician Study Guide, when measuring a low current (MUX) ignition
circuit, what setting of the DMM is used to determine the various values of
each key switch position?
The jaw should face away from the connectors seam. - 🧠 ANSWER
✔✔How should the jaw of a crimp tool be positioned in reference to the
seam of the crimp connector?
FALSE - 🧠 ANSWER ✔✔For in vehicle measurements, test lights are
recommended by MECP because they always provide a measured,
numeric value to the technician. (TRUE or FALSE)
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
2
, Identify, Isolate, Eliminate - 🧠 ANSWER ✔✔what are the 3 MECP
recommended steps to troubleshooting noise problems?
DC Volts - 🧠 ANSWER ✔✔testing for blown electrical system fuses in a
vehicle fuse panel should be done with which setting on the DMM?
Health - 🧠 ANSWER ✔✔What does the blue section of the NFPA 704
Diamond represent with respect to safety considerations?
Illumination (Switched by the parking lights) - 🧠 ANSWER ✔✔When a CEA
standard color code compliant wiring harness adapter has a solid orange
wire (no stripes), what does that wire represent?
Amplitude, Wavelength, Frequency, Period - 🧠 ANSWER ✔✔Which of the
parameter groups listed accurately describes the components of sound
wave?
After the amplifier, before the speaker. - 🧠 ANSWER ✔✔Where are passive
crossovers intended to be placed in the audio signal path?
Height x Width x Depth (HxWxD) - 🧠 ANSWER ✔✔What is the correct
formula to determine volume of a square or rectangle subwoofer
enclosure?
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
3
