Chrysler Sebring, Stratus sedan, Sebring Convertible. Manual — part 89
TEST
ACTION
APPLICABILITY
3
Turn the ignition on.
With the DRBIII
t in Automatic Temperature Control, Monitor Display, PCI Bus Info
ATC, look for ATC Status Msg Pres.
Does the DRBIII
t display: ATC Status Msg Pres: Yes?
All
Yes
→ Replace the Automatic Temperature Control in accordance with
the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace and program the Body Control Module in accordance
with the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
4
Turn the ignition on.
With the DRBIII
t in Automatic Temperature Control, Actuators, select VFD and
observe the ATC display.
Are all of the VF segments on the ATC display illuminated?
All
Yes
→ Replace and program the Body Control Module in accordance
with the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Automatic Temperature Control in accordance with
the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
5
Turn the ignition on.
With the DRBIII
t in Automatic Temperature Control, Inputs/Outputs, read the
switch states while pressing the Auto; Off; A/C; Recirc; Panel; Floor; Mix; Bilevel;
EBL; and Defrost buttons on the ATC one at a time.
Does each switch state change from Open to Closed accordingly?
All
Yes
→ Go To 6
No
→ Replace the Automatic Temperature Control in accordance with
the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
6
Turn the ignition on.
While observing the ATC temperature display, press and hold the Temp Up button for
several seconds.
While observing the ATC temperature display, press and hold the Temp Down button
for several seconds.
Does the temperature display change accordingly?
All
Yes
→ Go To 7
No
→ Replace the Automatic Temperature Control in accordance with
the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
7
Turn the ignition on.
With the DRBIII
t in Automatic Temperature Control, Monitor Display, PCI Bus Info
ATC, look for ATC Status Msg Pres.
Does the DRBIII
t display: ATC Status Msg Pres: Yes?
All
Yes
→ Go To 8
No
→ Replace and program the Body Control Module in accordance
with the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
341
HEATING & A/C
*VF SEGMENTS STUCK ON ONE SETTING, OR DISPLAYS --F, OR SOME
OR ALL INOPERATIVE —
Continued
TEST
ACTION
APPLICABILITY
8
Turn the ignition on.
With the DRBIII
t in Automatic Temperature Control, Actuators, select VFD and
observe the ATC display.
Are all of the VF segments on the ATC display illuminated?
All
Yes
→ Replace and program the Body Control Module in accordance
with the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Automatic Temperature Control in accordance with
the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
9
Turn the ignition off.
Disconnect the Automatic Temperature Control harness connector.
Turn the ignition on.
Measure the voltage between the Fuse Ignition Switch Output circuit and ground.
Is the voltage above 10.0 volts?
All
Yes
→ Go To 10
No
→ Repair the Fused Ignition Switch Output circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
10
Turn the ignition off.
Disconnect the Automatic Temperature Control harness connector.
Close all doors and ensure all lights are off.
Wait one minute for the Body Control Module to go to sleep.
Measure the resistance between ground and each of the Ground circuits.
Is the resistance below 10.0 ohms on both circuits?
All
Yes
→ Replace the Automatic Temperature Control in accordance with
the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Repair the Ground circuit with a resistance above 10.0 ohms for
an open.
Perform BODY VERIFICATION TEST - VER 1.
342
HEATING & A/C
*VF SEGMENTS STUCK ON ONE SETTING, OR DISPLAYS --F, OR SOME
OR ALL INOPERATIVE —
Continued
Symptom:
*HORN INOPERATIVE
POSSIBLE CAUSES
HORN RELAY
BODY CONTROL MODULE INTERNAL MALFUNCTION
OPEN HORN SWITCH
HORN/RADIO CONTROL MUX CIRCUIT OPEN
CLOCKSPRING
HORN/RADIO CONTROL MUX CIRCUIT OPEN
BODY CONTROL MODULE INTERNAL MALFUNCTION
OPEN FUSE #8
JUNCTION BLOCK - OPEN FUSED B(+) CIRCUIT
JUNCTION BLOCK - OPEN HORN RELAY CONTROL CIRCUIT
BODY CONTROL MODULE INTERNAL MALFUNCTION
HORN RELAY
JUNCTION BLOCK - OPEN HORN RELAY OUTPUT CIRCUIT
OPEN HORN RELAY OUTPUT CIRCUIT
OPEN GROUND CIRCUIT
OPEN HORN
TEST
ACTION
APPLICABILITY
1
With the DRBIII
t, actuate the HORN RELAY.
Does the Horn sound while actuating the Horn Relay.
All
Yes
→ Go To 2
No
→ Go To 7
2
Press and hold the Horn button.
With the DRBIII
t in Inputs/Outputs, read the HORN SW state.
Does the DRBIII
t display CLOSED?
All
Yes
→ Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 3
343
IGNITION, POWER, ACCESSORY
TEST
ACTION
APPLICABILITY
3
WARNING: Turn the Ignition Off, disconnect the Battery and wait 2 minutes
before proceeding.
CAUTION: Do not place an intact undeployed Airbag face down on a hard
surface, the Airbag will propel into the air if accidently deployed.
Disconnect the Driver Airbag Module.
Disconnect the Horn Switch connector.
WARNING: Turn the ignition on, then reconnect the battery.
Momentarily connect a jumper wire between the Horn/Radio Control MUX circuit
and ground at the horn switch connector.
Does the horn sound?
All
Yes
→ Replace the Horn Switch.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 4
4
Disconnect the Clockspring C1 connector.
Momentarily connect a jumper wire between the Horn/Radio Control MUX circuit at
the Clockspring C1 and ground.
Does the horn sound?
All
Yes
→ Go To 5
No
→ Go To 6
5
Disconnect the Clockspring C3 harness connector.
Measure the resistance of the Horn/Radio Control MUX circuit between the Horn
Switch and Clockspring.
Is the resistance below 5.0 ohms?
All
Yes
→ Replace the Clockspring.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Repair the Horn/Radio Control MUX circuit for an open between
the Clockspring and the Horn switch.
Perform BODY VERIFICATION TEST - VER 1.
6
Disconnect the Body Control Module C1 harness connector.
Disconnect the Clockspring C1 harness connector.
Measure the resistance of the Horn/Radio Control MUX circuit between the BCM and
the Clockspring.
Is the resistance below 5.0 ohms?
All
Yes
→ Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Repair the Horn/Radio Control MUX circuit for an open between
the Clockspring and the BCM.
Perform BODY VERIFICATION TEST - VER 1.
7
With the DRBIII
t, actuate the HORN RELAY.
Examine the Horn Relay during the actuation.
Does the Horn Relay click while actuating.
All
Yes
→ Go To 8
No
→ Go To 12
344
IGNITION, POWER, ACCESSORY
*HORN INOPERATIVE —
Continued
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