Ignition Switch Test
WARNING:
Deactivate air bag system before performing any service operation involving steering column components. See AIR BAG RESTRAINT SYSTEM article for Cherokee or see AIR BAG RESTRAINT SYSTEM article for Wrangler.
NOTE:
For additional information, refer to TEST NS-1A in TESTS W/CODES
article in the ENGINE PERFORMANCE Section.
- Disconnect negative battery cable. Remove ignition switch. See appropriate article:
- STEERING COLUMN SWITCHES - Cherokee.
- STEERING COLUMN SWITCHES - Wrangler.
With ignition switch in ON position, check for continuity between ignition switch terminals No. 1 and 7 (terminals No. 3 and 10 on Wrangler). See WIRING DIAGRAMS . If continuity exists, replace ignition switch. If continuity does not exist, go to next step.
- With ignition switch in START position, check for continuity between ignition switch terminals No. 1 and 7 (terminals No. 3 and 10 on Wrangler). See WIRING DIAGRAMS . If continuity exists, ignition switch is okay. If continuity does not exist, replace ignition switch.