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NO.7 NO VOICE NAVIGATION.

id0903e8802300

7 | No voice navigation.
POSSIBLE CAUSE | • Improper adjustment of the NAVI voice volume • Car-navigation unit malfunction • Poor connection of the driver-side front door speaker connector, terminal damage • Driver-side front door speaker malfunction • Poor connection of the car-navigation unit connector, terminal damage • Open or short circuit in driver-side front door speaker wiring harness

Diagnostic procedure

STEP | INSPECTION | ACTION
--- | --- | ---
1 | • Is the voice navigation volume from "1" to "7"? | Yes | Go to the next step.
No | Adjust the volume from "1" to "7".
2 | • Turn the audio power switch (CD, MD, radio) to ON. • Does the driver-side front door speaker work? | Yes | Replace the car-navigation control unit. (See CAR-NAVIGATION UNIT REMOVAL/INSTALLATION.)
No | Go to the next step.
3 | • Turn the ignition switch to the LOCK position. • Remove the driver-side front door speaker. (See FRONT DOOR SPEAKER REMOVAL/INSTALLATION.) • Inspect the connection of the driver-side front door speaker connector (2-pin). • Is the connector securely connected? | Yes | Go to the next step.
No | Securely connect the driver-side front door speaker connector.
4 | • Disconnect the driver-side front door speaker connector (2-pin). • Inspect both the driver-side front door speaker and wiring harness-side connector for poor connection (such as damaged/pulled-out pins, corrosion). • Are all the pins normal? | Yes | Go to the next step.
No | If the driver-side front door speaker side connector is wrong: Replace the driver-side front door speaker. (See FRONT DOOR SPEAKER REMOVAL/INSTALLATION.) If the wiring harness-side connector is wrong: Repair or replace the pins and/or the connector.
5 | • Remove the car-navigation unit. (See CAR-NAVIGATION UNIT REMOVAL/INSTALLATION.) • Inspect the connection of the car-navigation unit connector (16-pin). • Is the connector securely connected? | Yes | Go to the next step.
No | Securely connect the car-navigation unit connector.
6 | • Disconnect the car-navigation unit connector (16-pin). • Inspect both the car-navigation unit and wiring harness-side connector terminal M and N for poor connection (such as damaged/pulled-out pins, corrosion). • Are all the pins normal? | Yes | Go to the next step.
No | If the car-navigation unit side connector is wrong: Replace the car-navigation unit. (See CAR-NAVIGATION UNIT REMOVAL/INSTALLATION.) If the wiring harness-side connector is wrong: Repair or replace the pins and/or the connector.
7 | • Inspect for continuity between car-navigation unit and the driver-side front door speaker. • Is there continuity? | Yes | Inspect for short circuit in the wiring harness. If there is a short circuit, repair or replace the suspect wiring harness. If the wiring harness is OK, then go to the next step.
No | Repair or replace the wiring harness.
8 | • Inspect the driver-side front door speaker. (See FRONT DOOR SPEAKER INSPECTION • Is it normal? | Yes | Replace the car-navigation unit. (See CAR-NAVIGATION UNIT REMOVAL/INSTALLATION.)
No | Replace the driver-side front door speaker. (See FRONT DOOR SPEAKER REMOVAL/INSTALLATION.)