Dodge Ram 2004 Service Manual page 424

HEATING & A/C
*BLOWER MOTOR INOPERATIVE —
TEST
9 Turn the ignition on.
NOTE: The test light must illuminate brightly. Compare the brightness to
that of a direct connection to the battery.
Using a 12-volt test light connected to ground, back probe the Blower Motor Feed
circuit in the Ignition Switch harness connector.
Does the test light illuminate brightly?
Yes → Repair the Blower Motor Feed circuit for an open.
→ Go To 10
No
10 NOTE: The test light must illuminate brightly. Compare the brightness to
that of a direct connection to the battery.
Using a 12-volt test light connected to ground, back probe the Fused B(+) circuit in
the Ignition Switch harness connector.
Does the test light illuminate brightly?
Yes → Replace the Ignition Switch in accordance with the Service
→ Repair the Fused B(+) circuit for an open.
No
ACTION
Perform BODY VERIFICATION TEST - VER 1.
Information.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Continued
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APPLICABILITY
All
All