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VSA DTC Troubleshooting: 31-xx, 32-xx, 33-xx, 34-xx, 35-xx, 36-xx, 37-xx, 38-xx

DTC 31-xx * :
 ABS Right-front Inlet Solenoid Valve Malfunction
DTC 32-xx * :
 ABS Right-front Outlet Solenoid Valve Malfunction
DTC 33-xx * :
 ABS Left-front Inlet Solenoid Valve Malfunction
DTC 34-xx * :
 ABS Left-front Outlet Solenoid Valve Malfunction
DTC 35-xx * :
 ABS Right-rear Inlet Solenoid Valve Malfunction
DTC 36-xx * :
 ABS Right-rear Outlet Solenoid Valve Malfunction
DTC 37-xx * :
 ABS Left-rear Inlet Solenoid Valve Malfunction
DTC 38-xx * :
 ABS Left-rear Outlet Solenoid Valve Malfunction
*:
Any two-character subcode (see table).

Subcode
Malfunction
Note (DTC)
01
Solenoid Initial Pulse
31-01, 32-01, 33-01, 34-01, 35-01, 36-01, 37-01, 38-01
02
Initial Feedback Signal
31-02, 33-02, 35-02, 37-02
11
Feedback Signal
31-11, 33-11, 35-11, 37-11
21
Solenoid Pulse
31-21, 32-21, 33-21, 34-21, 35-21, 36-21, 37-21, 38-21
22
Solenoid Speculative
31-22, 32-22, 33-22, 34-22, 35-22, 36-22, 37-22, 38-22
23
Solenoid Stuck ON
31-23, 32-23, 33-23, 34-23, 35-23, 36-23, 37-23, 38-23
24
Feedback Signal/Solenoid Stuck ON
31-24, 33-24, 35-24, 37-24

  1. Turn the ignition switch to ON (II).
  1. Clear the DTC with the HDS.
  1. Turn the ignition switch to LOCK (0), then turn it to ON (II) again.
  1. Check for DTCs with the HDS.
Is DTC 31-xx, 32-xx, 33-xx, 34-xx, 35-xx, 36-xx, 37-xx, or 38-xx indicated?
YES -
Go to Step 5 .
NO -
Intermittent failure, the system is OK at this time.■
  1. Turn the ignition switch to LOCK (0), then turn it to ON (II) again.
  1. Check for DTCs with the HDS.
Is DTC 31-xx, 32-xx, 33-xx, 34-xx, 35-xx, 36-xx, 37-xx, or 38-xx indicated?
YES -
Check for loose terminals in the VSA modulator-control unit 36P connector. If the VSA modulator-control unit was updated, substitute a known-good VSA modulator-control unit, then retest. If the VSA modulator-control unit was substituted, go to Step 1 .
NO -
If the VSA modulator-control unit was updated, troubleshooting is complete. If the VSA modulator-control unit was substituted, replace the original VSA modulator-control unit. If any other DTCs are indicated, go to the indicated DTCs troubleshooting.■