Dodge Ram. Manual — part 49
Symptom:
CD TEMPERATURE HIGH
When Monitored and Set Condition:
CD TEMPERATURE HIGH
When Monitored:
Continuously with the ignition and the radio CD player turned on.
Set Condition:
The code will set if the temperature inside the radio CD player is above
+85° C (+185° F).
POSSIBLE CAUSES
HIGH TEMPERATURE FAILURE
TEST
ACTION
APPLICABILITY
1
With the DRBIII
t, erase the audio DTC’s.
Start the engine and allow the engine to reach normal operating temperature.
If the vehicle has been in the hot sunlight or extreme cold move the vehicle indoors
and open the doors to allow the inside temperature to stabilize.
The radio CD player will operate between -30° C and 85° C (-22° F and +185° F).
With the DRBIII
t, read DTC’s.
Does the DRBIII
t display CD TEMPERATURE HIGH?
All
Yes
→ Replace the Radio.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Test Complete.
193
AUDIO
Symptom:
DOOR AND/OR REAR CHANNELS SHORT TO GROUND
When Monitored and Set Condition:
DOOR AND/OR REAR CHANNELS SHORT TO GROUND
When Monitored:
When the DRBIII
t performs the Speaker Output Test.
Set Condition:
Each Amplifier front door and/or rear channel is shorted together or to
ground.
POSSIBLE CAUSES
AMPLIFIER
LEFT FRONT DOOR SPEAKER
LEFT FRONT DOOR SPEAKER CIRCUITS SHORT TO GROUND
LEFT REAR SPEAKER
LEFT REAR SPEAKER CIRCUITS SHORT TO GROUND
RIGHT FRONT DOOR SPEAKER
RIGHT FRONT DOOR SPEAKER CIRCUITS SHORT TO GROUND
RIGHT REAR SPEAKER
RIGHT REAR SPEAKER CIRCUITS SHORT TO GROUND
TEST
ACTION
APPLICABILITY
1
NOTE: The fault condition must be present to continue diagnosis. Use the
DRB III to perform the Amplifier Pre-test to verify the fault condition is
present before continuing diagnosis.
Turn the ignition off.
Disconnect the Amplifier C2 harness connector
Measure the resistance between ground and the Right Front Door Speaker (+)
circuit.
Is the resistance above 1000 ohms?
All
Yes
→ Go To 2
No
→ Go To 8
2
Turn the ignition off.
Disconnect the Amplifier C2 harness connector
Measure the resistance between ground and the Left Front Door Speaker (+) circuit.
Is the resistance above 1000 ohms?
All
Yes
→ Go To 3
No
→ Go To 7
194
AUDIO
TEST
ACTION
APPLICABILITY
3
Turn the ignition off.
Disconnect the Amplifier C2 harness connector
Measure the resistance between ground and the Right Rear Speaker (+) circuit.
Is the resistance above 1000 ohms?
All
Yes
→ Go To 4
No
→ Go To 6
4
Turn the ignition off.
Disconnect the Amplifier C2 harness connector
Measure the resistance between ground and the Left Rear Speaker (+) circuit.
Is the resistance above 1000 ohms?
All
Yes
→ Replace the Amplifier in accordance with the service information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 5
5
Turn the ignition off.
Disconnect the Amplifier C2 harness connector.
Disconnect the Left Rear Speaker harness connector.
Measure the resistance between ground and both Left Rear Speaker circuits.
Is the resistance below 1000 ohms for either measurement?
All
Yes
→ Repair the Speaker circuit that measure below 1000 ohms for a
short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Left Rear Speaker in accordance with the service
information.
Perform BODY VERIFICATION TEST - VER 1.
6
Turn the ignition off.
Disconnect the Amplifier C2 harness connector.
Disconnect the Right Rear Door Speaker harness connector.
Measure the resistance between ground and both Right Rear Door Speaker circuits.
Is the resistance below 1000 ohms for either measurement?
All
Yes
→ Repair the Speaker circuit that measure below 1000 ohms for a
short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Right Rear Speaker in accordance with the service
information.
Perform BODY VERIFICATION TEST - VER 1.
7
Turn the ignition off.
Disconnect the Amplifier C2 harness connector.
Disconnect the Left Front Door Speaker harness connector.
Measure the resistance between ground and both Left Front Door Speaker circuits.
Is the resistance below 1000 ohms for either measurement?
All
Yes
→ Repair the Speaker circuit that measure below 1000 ohms for a
short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Left Front Door Speaker in accordance with the
service information.
Perform BODY VERIFICATION TEST - VER 1.
195
AUDIO
DOOR AND/OR REAR CHANNELS SHORT TO GROUND —
Continued
TEST
ACTION
APPLICABILITY
8
Turn the ignition off.
Disconnect the Amplifier C2 harness connector.
Disconnect the Right Front Door Speaker harness connector.
Measure the resistance between ground and both Right Front Door Speaker circuits.
Is the resistance below 1000 ohms for either measurement?
All
Yes
→ Repair the Speaker circuit that measure below 1000 ohms for a
short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Right Front Door Speaker in accordance with the
service information.
Perform BODY VERIFICATION TEST - VER 1.
196
AUDIO
DOOR AND/OR REAR CHANNELS SHORT TO GROUND —
Continued
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст