Air Bag Steering Wheel and Column Diagnosis

Air Bag Steering Wheel and Column Diagnosis
For diagnosis of the steering wheel and steering column, refer to Service and Repair.

Inspection and Repair Required after Accident
After an accident, whether the air bag has been deployed or not, be sure to perform checks, inspections and repairs.

Steering Wheel and Column Diagnosis
For maintenance service of the steering wheel and column, refer to "Normal Condition Schedule: " or "Maintenance Recommended under Severe Driving Conditions:".
For diagnosis of the steering wheel and column, refer to "Steering Symptom Diagnosis:
For diagnosis of the air bag system, refer to "Air Bag Diagnostic System Check:".

Checking Steering Column Assembly for Accident Damage

NOTE:
^ Vehicles involved in accidents resulting in body damage, where steering column has been impacted (or air bag deployed) may have a damaged or misaligned steering column.
^ Steering column is supplied as an assembly (include steering column and steering lower shaft). If steering column or steering lower shaft defective, replace as an assembly.

Checking Procedure





1. Take measurement "a", "b" and "c" as shown.
If it is shorter than specified length, replace steering column assembly with new one.
Length
"a": 558.5 ± 1 mm (21.99 ± 0.04 inch)
"b": 62.7 mm (2.47 inch)
"c": 276.3 ± 0.8 mm (10.88 ± 0.03 inch)
2. Check steering shaft joints and shaft for any damages such as crack, breakage, malfunction or excessive play. If anything is found faulty, replace as steering column assembly.
3. Check steering shaft for smooth rotation. If found defective, replace as steering column assembly.
4. Check steering lower shaft and steering column for bend, cracks or deformation. If found defective, replace.