For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Did you perform the Instrument Cluster System Check? | -- | Go to Step 2 | Go to Instrument Cluster System Check
2 |

1. Turn the ignition switch to OFF.
2. Disconnect the engine coolant level switch connector.
3. Start the engine.

Is the low coolant indicator still lit?

--

Go to Step 4

Go to Step 3

3 |

1. Turn the ignition switch to RUN.
2. Connect a fused jumper from the engine coolant level switch connector terminal C to ground.

Is the low coolant indicator lit?

--

Go to Step 6

Go to Step 9

4 |

1. Disconnect the instrument cluster connector C1.
2. Inspect CKT 68 (YEL/BLK) for a short to ground.

Is the wiring OK?

--

Go to Step 5

Go to Step 10

5 | Inspect the instrument cluster connector C1 terminal E1. Is the contact OK? | -- | Go to Step 9 | --
6 |

1. Inspect the fuse in the IP fuse block.
2. Inspect CKT 41 (BRN) for an open.
3. Inspect CKT 451 for an open.

Is the wiring OK?

--

Go to Step 7

Go to Step 10

7 | Inspect the coolant level switch connector for proper terminal contact. Is the contact OK? | -- | Go to Step 8 | --
8 | Replace the engine coolant level sensor. Is the repair complete? | -- | Go to Instrument Cluster System Check | --
9 | Replace the instrument cluster. Is the repair complete? | -- | Go to Instrument Cluster System Check | --
10 | Repair the wiring. Is the repair complete? | -- | Go to Instrument Cluster System Check | --