GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 1999 🢒 Sunfire 🢒 Engine 🢒 Engine Electrical 🢒 Charge Indicator Always On

Step

Action

Value(s)

Yes

No

Important: 

   • Battery must be in a charged state to avoid misdiagnosis.
   • The J 35616-A Connector Test Adapter Kit must be used whenever a diagnostic procedure requires checking or probing a terminal. Using the adapter will ensure that no damage to the terminal will occur, as well as giving and idea of whether contact tension is sufficient. If contact tension seems incorrect, refer to General Electrical Diagnosis in General Electrical Diagnosis Procedures for specifics.

1
  1. Disconnect the PCM C1 connector.
  2. Turn the ignition switch to the RUN position.

Is the charge indicator ON?

--

Go to Step 2

Go to step 5

2

Use a DMM to check circuit 23 for a short to ground.

Is there a short to ground in circuit 23?

--

Go to Step 3

Go to Step 4

3

Repair the short to ground in circuit 23.

Has the repair been made and the system rechecked?

--

System OK

--

4

Replace the instrument cluster. Refer to Instrument Cluster Replacement in Instrument Panel, Gauges and Console.

Has the repair been made and the system rechecked?

--

System OK

--

5
  1. Connect the PCM C1 connector.
  2. Disconnect the generator connector.
  3. Turn the gear selector to PARK.
  4. Start the engine.
  5. Run the engine over 1200 RPM.

Is the charge indicator ON?

--

Go to Step 6

Go to Step 9

6

Use a DMM to check circuit 225 for a short to ground.

Is there a short in circuit 225?

--

Go to Step 7

Go to Step 8

7

Repair the short in circuit 225.

Has the repair been made and the system rechecked?

--

System OK

--

8

Service the PCM. Refer to PCM Replacement for 2.2L or PCM Replacement/Programming for 2.4L .

Has the repair been made and the system rechecked?

--

System OK

--

9

Replace the generator. Refer to Generator Replacement for 2.2L or Generator Replacement for 2.4L.

Has the repair been made and the system rechecked?

--

System OK

--