Altima L4-2.5L (QR25DE) Hybrid (2007)
Inspection procedure
NOTE:
DLC branch line circuit can be open when the following conditions are satisfied as All DTC Reading result;
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The DTCs related to HEV SYSTEM CAN are not displayed as ENGINE or HYBRID SYSTEM item.
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The items of EPS and ABS are not displayed.
For the DLC branch line circuit inspection procedure, refer to LAN-68, "Branch Line". See: Component Tests and General Diagnostics/HEV System
CAN/Malfunction Area Chart
Open Circuit
Draw a line on the diagnosis sheet to indicate the possible cause. Narrow the search.
NOTE:
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Color-code when drawing lines.
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Do not draw a line onto a existing line.
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When the root cause appears to be a branch line, be sure to check the control unit as well as the communication line.
1. Check each item on the printed or saved All DTC Reading. Draw a line on the diagnosis sheet to indicate the error circuit. Refer to "DTC Related
to HEV SYSTEM CAN List".
a. Reception item of "HYBRID SYSTEM":
i.
"U0100:LOST COMM [ECM]:211", "U0100:LOST COMM [ECM]:212" and "U0100:LOST COMM [ECM]:530" are indicated. This
means HV ECU cannot receive the signal from ECM. Draw a line to indicate an error between HV ECU and ECM (line 1-a-i in the figure
given).