GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2005 🢒 Wave 🢒 Body 🢒 Instrument Panel, Gages, and Console 🢒 Fuel Gage Inaccurate or Inoperative

Step

Action

Values

Yes

No

1
  1. Connect a scan tool.
  2. Check for engine control diagnostic trouble codes (DTCs).

Are any DTCs set?

--
    • Go to Diagnostic Trouble Code (DTC) List in Engine Controls - 1.4L SOHC
    • Go to Diagnostic Trouble Code (DTC) List in Engine Controls - 1.5L
    • Go to Diagnostic Trouble Code (DTC) List in Engine Controls - 1.4L DOHC
    •  Go to Diagnostic Trouble Code (DTC) List in Engine Controls - 1.2L

Go to Step 2

2
  1. Turn the ignition OFF.
  2. Disconnect engine control module (ECM) connector.
  3. Remove the instrument cluster.
  4. Inspect continuity between ECM fuel gage control circuit terminal and the instrument cluster terminal 1.

Does the ohmmeter indicate the specified value?

0 ohms

Go to Step 4

Go to Step 3

3

Repair the open circuit between the instrument cluster connector terminal 1 and the ECM fuel gage control circuit terminal .

Is the repair complete?

--

System OK

--

4

Replace the fuel gage.

Is the repair complete?

--

System OK

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