Diagnosis Procedure
1.CHECK CONNECTOR
2.CHECK HARNESS FOR OPEN CIRCUIT

3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the steering angle sensor. Refer to BRC-83, "Wiring Diagram".
HVAC branch line circuit
A-bag branch line circuitCompass
Wiring Diagram - WITH HOMELINK UNIVERSAL TRANSCEIVER
Wiring Diagram - WITHOUT HOMELINK UNIVERSAL TRANSCEIVER
...
P0550 PSP sensor
Description
Power steering pressure (PSP) sensor is installed to the power steering
high-pressure tube and detects a
power steering load.
This sensor is a potentiometer which transforms the power steering load into
output voltage, and emits the
voltage signal to the ECM. The ECM controls ...
A-bag branch line circuit
Diagnosis Procedure
WARNING:
Always observe the following items for preventing accidental
activation.
Before servicing, turn ignition switch OFF, disconnect battery negative
terminal, and wait 3 minutes or more. (To discharge backup capacitor.)
Never use unspecified tester or other measu ...