ICM (Integrated Circuit Module) Relay Box
ICM (INTEGRATED CIRCUIT MODULE) RELAY BOXINSPECTION
FRONT BLOWER
Check for continuity between the terminals.
1. There should be continuity between the No. 1 in the ICM-A and No. 10 in the ICM-B terminals when power and ground are connected to the No. 7 in the ICM-A and No. 13 terminals in the ICM-B terminals.
2. There should be no continuity between the No. 1 in the ICM-A and No. 10 terminals in the ICM-B terminals when power is disconnected.
REAR BLOWER
Check for continuity between the terminals.
1. There should be continuity between the No. 4 in the ICM-A and No. 12 in the ICM-B terminals when power and ground are connected to the No. 2 in the ICM-A and No. 14 terminals in the ICM-B terminals.
2. There should be no continuity between the No. 4 in the ICM-A and No. 12 in the ICM-B terminals when power is disconnected.
SEAT HEATER RELAYS
Check for continuity between the terminals.
1. There should be continuity between the No. 9 and No. 6 terminals when power and ground are connected to the No. 7 and No. 8 terminals in the ICM-B.
2. There should be no continuity between the No. 9 and No. 6 terminals when power is disconnected.
KEY INTERLOCK
Check for continuity between the terminals.
1. There should be continuity between the No. 2 and No. 3 terminals when power and ground are connected to the No. 4 and No. 5 terminals in the ICM-B.
2. There should be no continuity between the No. 2 and No. 3 terminals when power is disconnected.