Warning Controller Test: Esteem
- Disconnect warning controller harness connector E20. Connect negative battery voltage to connector E20, terminals No. 3 and 1 of warning controller. Connect positive battery voltage to connector E20, terminals No. 6 and 2 of warning controller. See Fig 1
. If buzzer sounds for 4-8 seconds, go to next step. If buzzer does not sound for 4-8 seconds, replace warning controller.
- Connect positive battery voltage to connector E20, terminal No. 6 of warning controller. Connect negative battery voltage to connector E20, terminals No. 1 and 2. If buzzer sound constantly, go to next step. If buzzer does not sound constantly, replace warning controller.
- Disconnect warning controller harness connectors G34 and L04. Connect positive battery voltage to connector G34, terminal No. 6 of warning controller. Connect negative battery voltage to connector L04, terminals No. 5 and connector E20, terminal No. 1. If buzzer sounds constantly, controller is operating properly at this time. If buzzer does not sound constantly, replace warning controller.
Courtesy of SUZUKI OF AMERICA CORP.