DTC Troubleshooting: 51, 52

  1. Measure the voltage between VSA modulator-control unit 47P connector terminal No. 1 and body ground.
Is there battery voltage?
YES -
Go to Step 12 .
NO -
Repair open in the wire between the No. 2-5 (30 A) fuse in the under-hood fuse/relay box and the VSA modulator-control unit.■