DTC DETECTION LOGIC
| DTC No. |
CONSULT screen terms (Trouble diagnosis content) | DTC detection condition | ||
|---|---|---|---|---|
| B1328–13 |
External Microphone 1 (Microphone) |
[OPEN] | Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | — | |||
| Threshold | – | |||
| Diagnosis delay time | 30 seconds or more | |||
| B1328–11 | [GND–SHORT] | Diagnosis condition | When ignition switch is ON. | |
| Signal (terminal) | — | |||
| Threshold | – | |||
| Diagnosis delay time | 30 seconds or more | |||
| B1328–12 | [VB–SHOR] | Diagnosis condition | When ignition switch is ON. | |
| Signal (terminal) | — | |||
| Threshold | – | |||
| Diagnosis delay time | 30 seconds or more | |||
POSSIBLE CAUSE
Microphone is not connected
Harness or connector
FAIL-SAFE
Microphone is inoperative
PERFORM DTC CONFIRMATION PROCEDURE
CONSULT
Ignition switch ON.
Ignition switch OFF and wait at least 30 seconds.
Ignition switch ON and wait at least 30 seconds or more.
Select “Self Diagnostic Result” mode of “MULTI AV”.
Check DTC.
Is DTC B1328 detected?
YES>>Proceed to DTC Diagnosis Procedure.
NO>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO>>Confirmation after repair: Inspection End.
DETERMINE MALFUNCTION TYPE
CONSULT
Ignition switch ON.
Ignition switch OFF and wait at least 30 seconds.
Ignition switch ON and wait at least 30 seconds or more.
Select “Self Diagnostic Result” mode of “MULTI AV”.
Check DTC.
Is DTC B1328–11, 12 or 13 detected?
YES>>13 [OPEN] or 11 [GND–SHORT] – GO TO 2.
YES>>12 [VB–SHOR] – GO TO 3.
NO>>Refer to Intermittent Incident.
CHECK MICROPHONE CIRCUITS FOR OPEN
Ignition switch OFF.
Disconnect AV control unit connector and microphone connector.
Check the continuity between AV control unit connector and microphone connector.
| AV control unit | Microphone | Continuity | ||
|---|---|---|---|---|
| Connector | Terminal | Connector | Terminal | |
| M162 | 39 | R8 | 4 | Yes |
| 40 | 1 | |||
| 51 | 5 | |||
| 59 | 2 | |||
Check the continuity between AV control unit connector and ground.
| AV control unit | Ground | Continuity | |
|---|---|---|---|
| Connector | Terminal | ||
| M162 | 39 | — | No |
| 40 | |||
| 51 | |||
Is the inspection result normal?
YES>>Replace microphone. Refer to Removal and Installation.
NO>>Repair or replace harness or connectors.
CHECK MICROPHONE CIRCUITS FOR SHORT TO POWER SUPPLY
Ignition switch ON.
Check the voltage between AV control unit connector and ground.
| AV control unit | Ground |
Voltage (Approx.) |
|
| Connector | Terminal | ||
| M162 | 39 | — | 0 V |
| 40 | |||
| 51 | |||
| 59 | |||
Is the inspection result normal?
YES>>Replace microphone. Refer to Removal and Installation.
NO>>Repair or replace harness or connectors.
B1315 Am/fm 1 Antenna
B132a External Usb
The gauge indicates the approximate fuel level in the tank.
The gauge may move slightly during braking, turning, acceleration, or going up or down hills.
The gauge needle returns to 0 (Empty) after the ignition switch is placed in the OFF position.