DESCRIPTION
Detection Item | Symptom | Trouble Area |
---|---|---|
Radio Receiver Assembly Communication Stop Mode | Either condition is met:
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WIRING DIAGRAM
CAUTION / NOTICE / HINT
CAUTION:
When performing the confirmation driving pattern, obey all speed limits and traffic laws.
NOTICE:
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DTC check procedure: Turn the engine switch on (IG) and wait for 1 minute or more. Then operate the suspected malfunctioning system and drive the vehicle at 60 km/h (37 mph) or more for 5 minutes or more.
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HINT:
PROCEDURE
1. | CHECK FOR OPEN IN CAN BUS LINES (RADIO RECEIVER ASSEMBLY BRANCH LINE) |
(a) Disconnect the cable from the negative (-) battery terminal.
(b) Disconnect the J151 radio receiver assembly connector. |
|
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection | Condition | Specified Condition |
---|---|---|
J151-13 (CANH) - J151-14 (CANL) | Cable disconnected from negative (-) battery terminal | 54 to 69 Ω |
NG | REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (RADIO RECEIVER ASSEMBLY) |
|
2. | CHECK HARNESS AND CONNECTOR (POWER SOURCE CIRCUIT) |
(a) Disconnect the J148 radio receiver assembly connector.
*a | Front view of wire harness connector (to Radio Receiver Assembly) | - | - |
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection | Condition | Specified Condition |
---|---|---|
J148-1 (GND1) - Body ground | Cable disconnected from negative (-) battery terminal | Below 1 Ω |
(c) Reconnect the cable to the negative (-) battery terminal.
(d) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection | Condition | Specified Condition |
---|---|---|
J148-4 (+B1) - Body ground | Always | 11 to 14 V |
J148-15 (ACC1) - Body ground | Engine switch on (ACC) | 11 to 14 V |
J151-19 (IG) - Body ground | Engine switch on (IG) | 11 to 14 V |
OK | REPLACE RADIO RECEIVER ASSEMBLY |
NG | REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT) |
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