Chassis Specialist : Electric Power Steering
Page 16
Internal Motor Circuit Malfunction (Saturn Astra)
Temperature Sensor Circuit (Saturn Astra)
Overheat Protection Mode Malfunction (Saturn Astra)
System Voltage (Saturn Astra)
Engine Running Signal (Saturn Astra)
Motor Circuit (Saturn Astra)
Motor speed Invalid Signal Malfunction (Saturn Astra)
Motor Circuit (Saturn Astra)
ECU failure (Saturn Astra)
On the Delphi system, if there is a fault with the torque or position sensors, the steering column will
have to be replaced. The motor/PSCM can be serviced separately.
If the vehicle comes in with a steering complaint refer to the chart below
Rattle, Clunk or Noise
from the Steering System
Worn suspension Components
Steering gear
Intermediate Shaft
Steering Column
Increased Steering Effort
Correct Tire Size, Wear and Inflation
Intermediate Shaft
Steering Gear
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