Check Harness And Connector Certification Ecu Battery And Body Ground
(a) Disconnect the D39 ECU connector.
(b) Measure the voltage between the specified terminals on the wire harness side connector. Voltage
|
Tester Connection |
Specified Condition |
|
D39-1 (+B1) - Body ground |
10 to 14 V |
|
(c) Measure the resistance between the specified terminals on the wire harness side connector. Resistance |
|
Tester Connection |
Specified Condition |
|
D39-17 (E) - Body ground |
Below 1 Q |
REPAIR OR REPLACE HARNESS OR CONNECTOR
CHECK RESISTANCE OF COMMUNICATION LINE
Combination Switch Connector Front View:
|
- h |
|
|
1 12 3 516 7 |
Certification ECU Connector Front View: (D39
|
/ |
rvTffVrJ |
r |
|
|
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
J U |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
|
|
18 |
19 |
20 |
21 |
22 |
23 |
24 |
25 |
26 |
7|28 29|30|3l|32 |
33 |
34 |
35 |
36 |
37 |
38 |
39 |
40 |
|
|
MPX1 MPX2
Power Source Control ECU Connector Front View:
27 28 29 30 31 32
MPX1
(a) Disconnect the D13, D39 and D44 ECU connectors.
(b) Measure the resistance between the specified terminals on the wire harness side connector.
Resistance
|
Tester Connection |
Specified Condition |
|
D39-27 (MPX1) - D13-7 (MPX2) |
Below 1 Q |
|
D39-28 (MPX2) - D44-7 (MPX1) |
Below 1 Q |
|
Result |
|
Result |
Proceed to |
|
Both are OK |
A |
|
One is OK |
B |
|
Both are NG |
C |
REPLACE CERTIFICATION ECU AND REPAIR OR REPLACE HARNESS OR CONNECTOR
REPAIR OR REPLACE HARNESS OR CONNECTOR
REPLACE CERTIFICATION ECU
B1208
|
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