Honda Accord 2008 Manual page 1541

07/11/02 09:36:27 61TA0000_190_0120
VSA System Components
DTC Troubleshooting (cont'd)
9. Turn the ignition switch to LOCK (0).
10. Reconnect the VSA modulator-control unit 36P
connector.
11. Update the VSA modulator-control unit if it does
not have the latest software (see page 19-140). If
the unit already has the latest software, substitute a
known-good VSA modulator-control unit (see page
19-141).
12. Test-drive the vehicle.
NOTE: Drive the vehicle on a straight section of
road, not on a lift.
13. Check for DTCs with the HDS.
Is DT C 81-51, 81-53, 81-55, or 81-57 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 (see page
19-141), 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 (see page
19-141). If any other DTCs are indicated, go to the
indicated DTCs troubleshooting.
19-120 19-120
DTC 81-3D: Central Processing Unit (CPU)
Internal Circuit Malfunction
DTC 81-3E: Central Processing Unit (CPU)
Internal Circuit Malfunction
DTC 81-59: Central Processing Unit (CPU)
Internal Circuit Malfunction
1. Turn the ignition switch to ON (II).
2. Clear the DTC with the HDS.
3. Start the engine.
4. Turn the steering wheel from lock-to-lock several
times.
5. Check for DTCs with the HDS.
Is DT C 81-3D, 81-3E, or 81-59 indicated?
YES − Go to step 6.
NO − Intermittent failure, the system is OK at this
time.
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