Nissan Sentra Service Manual: C1609 Vehicle speed signal
DTC Logic
Dtc detection logic
| DTC | Display item | Malfunction detected condition | Possible cause |
| C1609 | CAN VHCL SPEED |
|
|
Dtc confirmation procedure
1.PRECONDITIONING
If dtc confirmation procedure has been previously conducted, always turn ignition switch off and wait at least 10 seconds before conducting the next test.
>> Go to 2.
2.Dtc reproduction procedure
With consult
-
Turn the ignition switch OFF to ON.
-
Perform EPS self-diagnosis.
Is DTC c1609 detected? Yes >> proceed to diagnosis procedure. Refer to stc-29, "diagnosis procedure".
No >> inspection end.
Diagnosis Procedure
1.Perform abs actuator and electric unit (control unit) self-diagnosis
With consult
-
Turn the ignition switch off to on.
-
Perform ABS self-diagnosis.
Is any dtc detected? Yes >> check the dtc. Refer to stc-14, "dtc index".
No >> go to 2.
2.CHECK TERMINALS AND HARNESS CONNECTORS
Check eps control unit pin terminals for damage or loose connection with harness connector.
Is the inspection result normal? Yes >> go to 3.
No >> repair or replace the malfunctioning parts.
3.Perform self-diagnosis
With consult
Perform EPS self-diagnosis.
Is dtc c1609 detected? Yes >> replace eps control unit. Refer to stc-39, "removal and installation".
No >> check intermittent incident. Refer to gi-39, "intermittent incident".
C1607, C1608 EPS Control unit
DTC Logic
DTC DETECTION LOGIC
Dtc
Display item
Malfunction detected condition
Possible cause
C1607
EEPROM
When the memory (EEPROM) system malfunction is
detected in ...
U1000 CAN Comm circuit
Description
Can (controller area network) is a serial communication line for
real time application. It is an on-vehicle multiplex
communication line with high data communication speed and excellen ...
Other materials:
Rear air spoiler
Removal and installation
Rear air spoiler
High mounted stop lamp connector
(if equipped)
Trunk lid
Grommet
Nut
Front
Removal
Remove trunk lid finisher. Refer to INT-45, "Removal and Installation".
Disconnect the harness connector from the high mounted stop ...
P0031, P0032 A/F sensor 1 Heater
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0031
A/F SEN 1 HTR (B1)
(HO2S heater control circuit
low bank 1 sensor 1)
The current amperage in the A/F sensor 1 heater
circui ...
B1429 Seat belt buckle switch RH
Description
DTC B1429 SEAT BELT BUCKLE SWITCH RH
The air bag diagnosis sensor unit monitors the seat belt buckle switch RH
status. If the control unit detects an
open or short condition in the circuit, it will set the DTC.
PART LOCATION
Refer to SRC-5, "Component Parts Location".
D ...