Nissan Rogue (T33) 2021-Present Service Manual: Dtc/circuit Diagnosis :: U225b-87 Can Comm Err (ipdm E/r)
DTC Description
DESCRIPTION
CAN (Controller Area Network) is a serial communication line for real time applications. It is an on-Nissan Ariya vehicle multiplex communication line with high data communication speed and excellent error detection ability. Modern Nissan Ariya vehicle is equipped with many electronic control unit, and each control unit shares information and links with other control units during operation (not independent). In CAN communication, control units are connected with 2 communication lines (CAN-High line, CAN-Low line) allowing a high rate of information transmission with less wiring. Each control unit transmits/receives data but selectively reads required data only. CAN Communication Signal Chart. Refer to CAN Communication Signal Chart.
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen items (Trouble diagnosis content) | DTC Detection Condition | |
|---|---|---|---|
| U225B–87 |
CAN comm err (IPDM E/R) [CAN communication error (IPDM E/R)] |
Diagnosis condition | Ignition switch is ON. |
| Signal (terminal) | CAN communication signal | ||
| Threshold | BCM cannot communicate CAN communication signal. | ||
| Diagnosis delay time | 2 seconds or more. | ||
POSSIBLE CAUSE
CAN communication system
FAIL-SAFE
—
DTC CONFIRMATION PROCEDURE
CHECK SELF-DIAG RESULT
CONSULT
-
Ignition switch ON and wait for 2 seconds or more.
-
Select “Self diagnosis result” mode of “BCM”.
Is DTC detected?
YES>>Refer to DTC Diagnosis Procedure.
NO-1>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2>>Confirmation after repair: Inspection End.
DTC Diagnosis Procedure
CHECK CAN COMMUNICATION SYSTEM
Check CAN communication system. Refer to Trouble Diagnosis Flow Chart.
>>
Inspection End.
Other materials:
Removal and Installation. Inside Mirror
Exploded View
AUTO ANTI-DAZZLING
Inside mirror base
Inside mirror assembly
: Nm (kg-m, in-lb)
MANUAL ANTI-DAZZLING
Inside mirror base
Inside mirror assembly
: Pawl
: Always replace after every disassembly.
Removal and Inst ...
Steering Switch Signal a Circuit
Component Function Check
CHECK COMBINATION METER INPUT SIGNAL
CONSULT
Ignition switch ON.
Select “Steering switch input” in “Data monitor” mode of “M&A”.
Check that the function operates normally according to the following conditions:
Condition Value
CONTRO ...
Basic Inspection. System Setting
Description
The settings of the automatic driving positioner system can be
changed, using information display in the combination meter and the set
switch. Always check the settings before and after replacing driver seat
control unit. For details, refer to Work Procedure.×: ApplicableSetting ...
