FixVault

Power Supply Check

  1. Unplug connector No. 1. Turn ignition on. Check voltage between terminal "A" of connector No. 1 and ground while starter motor is engaged.
  2. Voltage should be a minimum of 9.5 volts. If not, check battery and wiring harness to ECU.
NOTE: Do not short out high tension current on ICM housing. Do not ground ignition coil low tension or high tension windings. Ensure battery is fully charged.