Galant L4-2.4L (4G69) (2004)
1. Disconnect audio amplifier connector C-113, and measure at the wiring harness side.
2. Measure the voltage between terminal 6 and ground.
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The voltage should measure approximately 12 volts (battery positive voltage).
3. Measure the voltage between terminal 16 and ground.
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The voltage should measure approximately 12 volts (battery positive voltage).
Q: Is the measured voltage approximately 12 volts (battery positive voltage)?
YES: Go to Step 4.
NO: Go to Step 2.
STEP 2. Check audio amplifier connector C-113 for loose, corroded or damaged terminals, or terminals pushed back in the connector.
Q: Is audio amplifier connector C-113 in good condition?
YES: Go to Step 3.
NO: Repair or replace the component(s). Refer to Harness Connector Inspection. The speakers should sound.