For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 |

1. Disconnect the engine coolant level indicator module connector.
2. Turn the ignition switch to the RUN position.

Is the LOW COOLANT warning indicator on?

--

Go to Step 2

Go to Step 5

2 | Check for a short to ground in circuit 68. Is there a short to ground in circuit 68? |  | Go to Step 3 | Go to Step 4
3 | Repair the short to ground in circuit 68. Has the repair been made and the system rechecked? |  | System OK |
4 | Replace the instrument cluster. Refer to Instrument Cluster Replacement . Has the repair been made and the system rechecked? |  | System OK |
5 | Replace the engine coolant level indicator module. Refer to Coolant Level Module Replacement in Engine Cooling. Has the repair been made and the system rechecked? |  | System OK |