ASCD Hold Relay Circuit Check
- Check Relay Power Circuit
- Remove ASCD hold relay. Turn ignition on. Measure voltage between ASCD hold relay harness connector terminal No. 5 and ground. See Fig 1
or Fig 2
. If battery voltage exists, go to next step. If battery voltage does not exist, repair open or short in circuit between fuse and ASCD hold relay. See WIRING DIAGRAMS
.
Courtesy of NISSAN MOTOR CO., U.S.A.
- Check Relay Ground Circuit - Turn ignition off. Check continuity between ASCD hold relay harness connector terminal No. 2 and chassis ground. If continuity exists, go to next step. If continuity does not exist, repair open ground circuit. See WIRING DIAGRAMS .
- Check Hold Relay Circuit
- Measure continuity between ASCD hold relay harness connector terminals as specified. See HOLD CIRCUIT TEST table. See Fig 1
or Fig 2
. If continuity does not exist between specified terminals, go to next step. If continuity exists between specified terminals, replace ASCD hold relay.HOLD CIRCUIT TEST
Application Relay Terminals No. A/T 1 & 3; 1 & 6 M/T 1 & 3 - Check cruise control main switch. See MAIN SWITCH TEST under COMPONENT TESTS. Replace main switch if necessary. If main switch is okay, ASCD hold relay circuit is okay.