Dodge Ram 2004, Service Manual

Page: 383 / 642

ZONE CIRCUIT SHORTED TO GROUND
When Monitored: When the Actuator Circuit Test is executed.
Set Condition: This message will set if the A/C - Heater Control detects a short low on the
Driver Blend Door Driver circuit (dual-zone).
ZONE CIRCUIT SHORTED TO IGN OR BATT
When Monitored: When the Actuator Circuit Test is executed.
Set Condition: This message will set if the A/C - Heater Control detects a short high on
the Driver Blend Door Driver circuit (dual-zone).
POSSIBLE CAUSES
DOOR DRIVER CIRCUIT SHORTED LOW
DOOR ACTUATOR SHORTED
DOOR DRIVER CIRCUIT SHORTED HIGH
A/C - HEATER CONTROL MODULE
INTERMITTENT WIRING PROBLEM
DOOR DRIVER CIRCUITS SHORTED HIGH
DOOR DRIVER CIRCUITS SHORTED LOW
DOOR DRIVER CIRCUITS SHORTED TOGETHER
DOOR DRIVER CIRCUITS SHORTED TO COMMON DOOR DRIVER CIRCUIT
DOOR ACTUATORS SHORTED
A/C - HEATER CONTROL MODULE
INTERMITTENT WIRING PROBLEM
369
HEATING & A/C
ACT CKT TEST PASSED, OVERCURRENT DTCS ACTIVE —
Continued