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Test 1

  1. With ignition switch in RUN position, measure voltage at master switch Pink wire connector terminal. If battery voltage is present, go to step 2). If battery voltage is not present, repair open in Pink wire between PWR WDO (30-amp) circuit breaker and, master switch.
  2. Measure voltage between master switch Pink wire connector terminal and master switch Black wire (ground) connector terminal. If battery voltage is present, ensure connector is properly seated. If connector is okay, replace master switch. If battery voltage is not present, repair open in Black wire between master switch and ground.