Nissan Sentra Service Manual: Strg branch line circuit
Diagnosis procedure
1.Check connector
- Turn the ignition switch off.
- Disconnect the battery cable from the negative terminal.
- Check the terminals and connectors of the steering angle sensor for damage, bend and loose connection (unit side and connector side).
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.Check harness for open circuit
- Disconnect the connector of steering angle sensor.
- Check the resistance between the steering angle sensor harness connector terminals.
Is the measurement value within the specification? YES >> GO TO 3.
NO >> Repair the steering angle sensor branch line.
3.Check power supply and ground circuit
Check the power supply and the ground circuit of the steering angle sensor. Refer to BRC-44, "Wiring Diagram".
Is the inspection result normal? YES (Present error)>>Replace the steering angle sensor. Refer to BRC-113, "Removal and Installation".
YES (Past error)>>Error was detected in the steering angle sensor branch line.
NO >> Repair the power supply and the ground circuit.
M&A branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the combination meter for da ...
Av branch line circuit
Diagnosis Procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the av control unit for dama ...
Other materials:
Interior room lamp control circuit
Description
Controls each interior room lamp (ground side) by pwm signal.
Note:
Pwm signal control period is approximately 250 hz (in the gradual
brightening/dimming).
Component function check
Caution:
Before performing the diagnosis, check that the following are normal.
Interior room l ...
Precaution
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT
BELT PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”,
used along
with a front seat belt, helps to reduce the risk or severity of injur ...
C1143 Steering angle sensor
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunction detected condition
Possible causes
C1143
ST ANG SEN CIRCUIT
When a malfunction is detected in steering angle sensor.
Harness or connector
Steering angle sensor
ABS actuator and electric u ...