For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
Important: A short to ground will cause a open fuse(s). Before performing this diagnostic procedure, inspect the fuse(s) for an open.
1 |

1. Ensure that the gear selector is in PARK.
2. Measure voltage between the Starter Solenoid terminal S and the battery negative terminal with a DMM.
3. Hold the Ignition Switch in the START position.

Is voltage measured within the specified range?

B+

Go to Step 2

Go to Step 3

2 |

1. Measure voltage between the Starter Solenoid terminal S and Ground the terminal with a DMM.
2. Hold the Ignition Switch in the START position.

Is voltage measured within the specified range?

B+

Go to Step 4

Go to Step 5

3 |

1. Disconnect the Park Neutral Position Switch connector C1.
2. Measure voltage between terminal G of the Park Neutral Position Switch connector C1 and the ground with a DMM.
3. Hold the Ignition Switch in the START position.

Is voltage measured within the specified range?

B+

Go to Step 6

Go to Step 7

4 | Replace the Starter. Refer to Starter Replacement in Cranking Systems. Is the repair complete? | -- | System OK | --
5 | Clean Starter Motor and Starter Motor mounting bolts to create a good ground to the engine block. Is the repair complete? | -- | System OK | --
6 | Measure resistance between terminal E and terminal G of the Park Neutral Position Switch with a DMM. Is resistance measured within the specified range? | 0-2 ohms | Go to Step 8 | Go to Step 9
7 |

1. Backprobe the Underhood Bussed Electrical Center (U/H BEC) with a DMM
2. Measure voltage between terminal F11 of connector C3 and ground.
3. Hold the Ignition Switch in the START position.

Is voltage measured within the specified range?

B+

Go to Step 10

Go to Step 11

8 | Repair the open in circuit 6 between the Park Neutral Position Switch and the Starter Solenoid. Refer to Wiring Repair in Wiring Systems. Is the repair complete? | -- | System OK | --
9 | Check the adjustment of the Park Neutral Position Switch. If OK, replace the Park Neutral Position Switch. Refer to Transaxle Range Switch in Automatic Transaxle On-Vehicle Service. Is the repair complete? | -- | System OK | --
10 |

1. Backprobe the Underhood Bussed Electrical Center (U/H BEC) with DMM
2. Measure voltage between terminal A11 of connector C1 and ground.
3. Hold the Ignition Switch in the START position.

Is voltage measured within the specified range?

B+

Go to Step 12

Go to Step 18

11 |

1. Backprobe the Ignition Switch with a DMM and
2. measure voltage between terminal A of connector C2 and ground.

Is voltage measured within the specified range?

B+

Go to Step 13

Go to Step 14

12 | Repair the open in circuit 5 between the Underhood Bussed Electrical Center (U/H BEC). Refer to Wiring Repair in Wiring Systems. Is the repair complete? | -- | System OK | --
13 |

1. Backprobe the Ignition Switch with a DMM and
2. measure voltage between terminal B of connector C1 and ground.
3. Hold the Ignition Switch in the START position.

Is voltage measured within the specified range?

B+

Go to Step 15

Go to Step 16

14 |

1. Backprobe the Underhood Bussed Electrical Center (U/H BEC) with a DMM.
2. measure voltage between terminal A of connector C4 and ground.

Is voltage measured within the specified range?

B+

Go to Step 17

Go to Step 18

15 | Repair the open in circuit 5 between the Ignition Switch and the Underhood Bussed Electrical Center (U/H BEC). Refer to Wiring Repair in Wiring Systems. Is the repair complete? | -- | System OK | --
16 | Replace the Ignition Switch. Refer to Ignition Switch in Instrument Panel, Gauges and Console. Is repair complete? | -- | System OK | --
17 | Repair the open in circuit 842 between the Ignition Switch and the Underhood Bussed Electrical Center (U/H BEC). Refer to Wiring Repair in Wiring Systems. Is the repair complete? | -- | System OK | --
18 | Replace the Underhood Bussed Electrical Center (U/H BEC). Refer to Underhood Bussed Electrical Center (U/H BEC) in Battery. Is the repair complete? | -- | System OK | --