For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Monitor the system voltage using scan tool while the engine is running. Is the system voltage above the specified value? | 10.6 V | Go to Step 2 | Go to Step 3
2 |

• | Place the ignition in the OFF position.

• | Disconnect the PCM C2.

• | Turn ON the ignition.

Is the indicator still on?

--

Go to Step 4

Go to Step 5

3 |

• | Inspect the generator.

• | Repair as needed.

Are the repairs complete?

--

Go to Charging System Check

--

4 |

• | Inspect the CKT 25 (BRN) for a short to ground.

• | Repair as needed.

Are the repairs complete?

--

Go to Charging System Check

--

5 |

• | Inspect the PCM C2 terminal contact.

• | If OK, refer to Powertrain Control Module Diagnosis .

• | Repair or replace as needed.

Are the repairs complete?

--

Go to Charging System Check

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