TEST ACTION APPLICABILITY
3 Turn the ignition off.
Remove the Heated Mirror Relay and the EBL relay if equipped from the Integrated
Power Module.
Disconnect the A/C Heater Control Module C1 harness connector.
Measure the voltage on the Defogger Relay Control circuit at theA/C Heater Control
Module C1 connector with the Ignition off and on.
Is there any voltage present?
All
Yes → Go To 4
No → Replace the A/C Heater Control Module in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
4 Turn the ignition off.
Disconnect the Integrated Power Module C5 harness connector.
Disconnect the A/C Heater Control Module C1 harness connector.
Measure the voltage on the Defogger Relay Control circuit at theA/C Heater Control
Module C1 connector with the Ignition off and on.
Is there any voltage present?
All
Yes → Repair the Defogger Relay Control circuit for a short to battery.
Perform BODY VERIFICATION TEST - VER 1.
No → Replace the Integrated Power Module in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
324
ELECTRICALLY HEATED SYSTEMS
DEFOG RELAY CONTROL CKT SHORTED TO BATT — Continued
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