For 1990-2009 cars

Step | Action | Values | Yes | No
--- | --- | --- | --- | ---
1 | Inspect fuse EF11 and F15. Are either of the fuses EF11 or F15 open? | -- | Go to Step 2 | Go to Step 3
2 |

1. Inspect for a short circuit and repair it, if necessary.
2. Replace the open fuses.

Is the repair complete?

--

System OK

--

3 |

1. Turn on the ignition, with the engine OFF.
2. Use a voltmeter to Measure the battery voltage available at fuses EF11 and F15.

Is the voltage within the specified range?

11-14 V

Go to Step 5

Go to Step 4

4 | Repair the open power supply circuit for the fuse. Is the repair complete? | -- | System OK | --
5 |

1. Turn on the ignition, with the engine OFF.
2. Use a voltmeter to Measure the battery voltage available at the clock connector terminal 4.

Is the voltage within the specified range?

11-14 V

Go to Step 7

Go to Step 6

6 | Repair the open circuit between the clock connector terminal 4 and fuse F15. Is the repair complete? | -- | System OK | --
7 | Turn on the ignition, with the engine OFF. Is the battery voltage available at the clock connector terminal 3? | -- | Go to Step 9 | Go to Step 8
8 | Repair the open circuit between the clock connector terminal 3 and fuse EF11. Is the repair complete? | -- | System OK | --
9 | Check the continuity between the clock connector terminal 1 and ground. Is the continuity near the specified value? | 0 ohms | Go to Step 10 | Go to Step 11
10 | Replace the clock. Refer to Clock Replacement . Is the repair complete? | -- | System OK | --
11 | Repair the open ground circuit between the clock connector terminal 1 and ground G202. Is the repair complete? | -- | System OK | --