B: Steering Does Not Vary With Vehicle Speed

B1 Speedometer Check

Note:
- The VAPS system requires a speed signal from the vehicle speed sensor (VSS) (9E731).
- If the speedometer or speed control actuator switch does not work, these systems should be serviced using the appropriate diagnostic and service procedures.
For Speedometer refer to:
Electronic Instrument Cluster or
Conventional Instrument Cluster. Instrument Cluster / Carrier
For Speed Control refer to:
Electronic
Vacuum Operated or
IVSC. Cruise Control

Are both speedometer and speed control actuator switch operating properly?
Yes
Go to B2.
No
SERVICE as required.
Go to A13. A13 - A14

B2 Speed Sensor Circuit Check
- Disconnect VAPS connector.
- Connect DVOM across Pin 10, Circuit 150 (DG/W) and Pin 2, Circuit 563 (O/Y).
- Measure resistance.
Is resistance between 150-225 Ohms?
Yes
Go to A15. A15 - A18
No
SERVICE harness.
Go to A13. A13 - A14