Honda Civic. Manual — part 126

Fig. 35: Checking Continuity By Touching Tester Probe To Window
Antenna Connector Terminal
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity in all sections of the antenna?

YES -Go to step 9.

NO -Repair the window antenna wire. Go to AM/FM ANTENNA REPAIR .

9. Remove the audio unit (see AUDIO UNIT REMOVAL/INSTALLATION).

Check that the antenna lead is properly connected.

Is it connected properly?

YES -Go to step 10.

NO -Reconnect the connector, and recheck the function.

10. Disconnect the antenna cable 3P connector from the AM/FM antenna amplifier

(see AM/FM ANTENNA AMPLIFIER REPLACEMENT).

11. Turn the ignition switch to ON (II).
12. Turn on the audio unit.
13. Measure the voltage between the AM/FM antenna lead connector No. 3

terminal at the AM/FM antenna amplifier and body ground.

2008 Honda Civic LX

2006-08 ACCESSORIES & EQUIPMENT Audio System - Civic (Except Hybrid)

Fig. 36: Measuring Voltage Between AM/FM Antenna Lead Connector
Terminal At AM/FM Antenna Amplifier And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there battery voltage?

YES -Go to step 18.

NO -Go to step 14.

14. Turn the ignition switch to LOCK (0).
15. Disconnect audio unit connector G (3P).
16. Check for continuity between the AM/FM antenna amplifier connector (3P)

No. 3 terminal and body ground.

Fig. 37: Checking Continuity Between AM/FM Antenna Amplifier (3P)
Connector Terminal And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity?

2008 Honda Civic LX

2006-08 ACCESSORIES & EQUIPMENT Audio System - Civic (Except Hybrid)

YES -Repair short to body ground in the wire between the audio unit and the
AM/FM antenna amplifier.

NO -Go to step 17.

17. Check for continuity between audio unit connector G (3P) No. 3 terminal and

the AM/FM antenna amplifier 3P connector No. 3 terminal.

Fig. 38: Checking Continuity Between Audio Unit G (3P) Connector
Terminal And AM/FM Antenna Amplifier 3P Connector Terminal
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity?

YES -Substitute a known-good audio unit, and recheck.

NO -Repair open in the wire between the audio unit and the AM/FM antenna
amplifier.

18. Turn the ignition switch to LOCK (0).
19. Disconnect audio connector G (3P).
20. Check for continuity between audio unit connector G (3P) No. 1 terminal and

body ground.

2008 Honda Civic LX

2006-08 ACCESSORIES & EQUIPMENT Audio System - Civic (Except Hybrid)

Fig. 39: Checking Continuity Between Audio Unit G (3P) Connector
Terminal And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity?

YES -Replace the antenna lead and/or sublead.

NO -Go to step 21.

21. Check for continuity between audio unit connector G (3P) No. 1 and No. 2

terminals.

Fig. 40: Checking Continuity Between Audio Unit G (3P) Connector
Terminals
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity?

YES -Replace the antenna lead and/or sublead.

2008 Honda Civic LX

2006-08 ACCESSORIES & EQUIPMENT Audio System - Civic (Except Hybrid)