Is there battery voltage?
YES -
Go to step 30.
NO -
Replace the under-hood fuse/relay box See: Maintenance/Fuses and Circuit Breakers/Fuse Block/Service and Repair/Under-Hood Fuse/Relay Box
Removal and Installation.?
30. Turn the ignition switch to ON (II).
31. Measure the voltage between front blower motor relay 4P socket terminal No. 4 and body ground.
Is there battery voltage?
YES -
Go to step 32.
NO -
Repair an open in the wire between the No. 30 (10 A) fuse in the under-dash fuse/relay box and the front blower motor relay.?
32. Turn the ignition switch to LOCK (0).
33. Check for continuity between front blower motor relay 4P socket terminal No. 3 and body ground.
Is there continuity?
YES -
Repair an open in the WHT wire between the front blower motor relay and the blower motor.?
NO -
Check for an open in the wire between the front blower motor relay and body ground. If the wire is OK, check for poor ground at G202.?