Test L: No International Standards Organization (ISO) 9141 Network Communication, All Modules Are Not Responding

PINPOINT TEST L: NO INTERNATIONAL STANDARDS ORGANIZATION (ISO) 9141 NETWORK COMMUNICATION, ALL MODULES ARE NOT RESPONDING

Normal Operation
The restraints control module (RCM) and the fire suppression module (if equipped) communicate with the scan tool through the ISO network, circuit 70 (LB/WH).

This pinpoint test is intended to diagnose the following:
- Wiring, terminals or connectors
- Fire suppression module
- RCM

L1-L2:

L2-L4:

L5-L8: