For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Inspect the operation of the remote CD player. Is the remote CD player mute or skipping? | -- | Go to Step 5 | Go to Step 2
2 | Examine the radio display. Does the display show the letter E followed by 2 numbers (E##)? | -- | Go to Step 3 | Go to Step 6
3 | If the letter E followed by 2 numbers appears in the radio display while trying to play a CD in the compact disc player, inspect the CD player for the following conditions:

• | The disc is inserted upside down

• | A dirty disc

• | A badly scratched disc

• | The disc has moisture build-up

• | Extremely high internal instrument panel temperatures causing the disc to be ejected

Is the remote CD changer operating correctly?

--

Go to Radio/Audio System Check

Go to Step 4

4 | Service the CD changer. Refer to Remote Compact Disc Player Replacement . Is the symptom still present? | -- | Go to Radio/Audio System Check | --
5 |

1. Inspect the disc for proper insertion.
2. Inspect the disc for scratches.
3. Inspect the disc for dirt or fingerprints. Clean the disc as needed.
4. Observe the road for roughness. The condition may be normal.
5. Duplicate the condition with a known good disc. Some discs may contain marks not readily visible.

Is the remote CD changer operating correctly?

--

Go to Radio/Audio System Check

Go to Step 4

6 | Use a test lamp in order to backprobe between the remote CD changer harness connector terminal 15 to ground. Does the test lamp light? | -- | Go to Step 8 | Go to Step 7
7 | Repair a short to ground, a faulty connection or an open in CKT 640. Is the repair complete? | -- | Go to Radio/Audio System Check | --
8 |

1. Disconnect the remote CD changer harness connector.
2. Use a test lamp in order to backprobe the remote CD changer harness connector terminal 15 to terminal 13.

Does the test lamp light?

--

Go to Step 10

Go to Step 9

9 | Repair the faulty connection or the open in CKT 351, between the remote CD changer harness connector terminal 13 and radio harness connector C3 terminal 13. Is the repair complete? | -- | Go to Radio/Audio System Check | --
10 | Use a J 39200 in order to test CKT 372 for resistance between the radio connector C3 terminal 12 and the remote CD changer harness connector terminal 12. Is the resistance within the specified range? | 0-2ohms | Go to Step 12 | Go to Step 11
11 | Repair the faulty connection or the open in CKT 372. Is the repair complete? | -- | Go to Radio/Audio System Check | --
12 | Use a test lamp in order to backprobe between the remote CD changer harness connector at terminal 12 and ground. Does the test lamp light? | -- | Go to Step 13 | Go to Step 14
13 | Repair the short to B+ in CKT 372. Does the test lamp light? | -- | Go to Radio/Audio System Check | --
14 | Use a test lamp in order to backprobe between the remote CD changer harness connector at terminal 12 and ground. Does the test lamp light? | -- | Go to Step 15 | Go to Step 16
15 | Repair the short to ground in CKT 372. Is the repair complete? | -- | Go to Radio/Audio System Check | --
16 |

1. Use a test lamp in order to backprobe between the remote CD changer harness connector terminal 7 and ground.
2. Turn the ignition switch to the ON position.

Does the test lamp light?

--

Go to Step 18

Go to Step 17

17 | Use a test lamp in order to backprobe the radio harness connector C3 terminal 7 and ground. Does the test lamp light? | -- | Go to Step 19 | Go to Step 20
18 |

1. Inspect for a faulty connection at the remote CD changer harness connector terminal 7.
2. If the connection is OK, service the CD changer. Refer to Remote Compact Disc Player Replacement .

Has the repair been made?

--

Go to Radio/Audio System Check

--

19 | Repair the open in CKT 314 between the CD changer and the radio. Has the repair been made? | -- | Go to Radio/Audio System Check | --
20 |

1. Inspect for a short to ground in CKT 314.
2. If the circuit is not grounded, inspect for a faulty connection at the radio connector C3 terminal 7.
3. If the connection is good, service the radio. Refer to Radio Replacement .

Has the repair been made?

--

Go to Radio/Audio System Check

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