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STEERING
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5. STEERING ANGLE CALIBRATION PROCESS
Calibration to be carried if the following parts replaced or the below mentioned activity done.
SR
NO
Steering Part Name
Steering Angle Calibration To
Be Carried
1
C-EPS assembly change
YES
2
C-EPS ECU change
YES
3
C-EPS Motor change
NO
4
IMS -Intermediate shaft change or removal & re-fitment of
same i-shaft on car during service
YES
5
Steering Wheel change
NO
6
Vehicle Wheel alignment done
YES
7
MRP - Rack & pinion change or removal & re-fitment of same
rack & pinion on car during service
YES
NOTE:
If changing any part which is impacting on vehicle geometry, then drive the vehicle and check any pulling in
vehicle or EPAS warning lamp is glow than diagnosis the EPAS system by Diagnostics tool.
CHECK POINT
A. Noise Complaint
SR
NO
Parameter
Check Points
Observation/Action
by Dealership
1
Customer voice
1. Collect details from end user for complaint
condition / field failure phenomena.
2. Check for when, how, where, etc.,
2
Test drive vehicle
1. Check for steering noise
2. Check in static / dynamic condition. (Ensure in
rough road condition, 20~40Km/h)
3
If noise in static
condition
Check for CEPS mounting & IMS joint torque
points
4
If noise in dynamic
condition
1. Check road condition(Normal or Rough road)
& at which speed (KMPH) noise came.
2. Ensure underbody (Sub-frame) bolt & U/J bolt
torque.
3.
After tighten again, if noise repeated, replace
the noisy sub part
5
Notes
1. Noise is subjective, it should be audible
clearly before replace the noise making part.
2. Make sure/Check & confirm, no other part
fouling with (Ex : Horn pad) CEPS.