Mazda CX-7 2007 Workshop Manual page 1436

SYMPTOM TROUBLESHOOTING [ENTIRE AUDIO SYSTEM]
STEP
• Turn the ignition switch to the LOCK position.
4
• Disconnect the audio amplifier connector
(40-pin).
• Inspect continuity between the following
terminals of the audio amplifier connector
and speaker connector.
For front speaker (LH)
— Terminal 2A (40-pin)— Terminal A
(speaker)
— Terminal 2B (40-pin)— Terminal B
(speaker)
For front speaker (RH)
— Terminal 2F (40-pin)— Terminal A
(speaker)
— Terminal 2D (40-pin)— Terminal B
(speaker)
For front door speaker (LH)
— Terminal 2N (40-pin)— Terminal A
(speaker)
— Terminal 2I (40-pin)— Terminal B
(speaker)
For front door speaker (RH)
— Terminal 2M (40-pin)— Terminal A
(speaker)
— Terminal 2R (40-pin)— Terminal B
(speaker)
For rear door speaker (LH)
— Terminal 2G (40-pin)— Terminal A
(speaker)
— Terminal 2I (40-pin)— Terminal B
(speaker)
For rear door speaker (RH)
— Terminal 2E (40-pin)— Terminal A
(speaker)
— Terminal 2C (40-pin)— Terminal B
(speaker)
For rear speaker (LH)
— Terminal 2J (40-pin)— Terminal A
(speaker)
— Terminal 2H (40-pin)— Terminal B
(speaker)
For rear speaker (RH)
— Terminal 1F (40-pin)— Terminal A
(speaker)
— Terminal 1H (40-pin)— Terminal B
(speaker)
For center speaker
— Terminal 1E (40-pin)— Terminal A
(speaker)
— Terminal 1G (40-pin)— Terminal B
(speaker)
• Is there continuity?
09-03D–8
INSPECTION
Yes Go to the next step.
No Repair or replace the repair related wiring harnesses.
ACTION