Step | Action | Value(s) | Yes | No |
---|---|---|---|---|
1 | Did you perform the Diagnostic System Check for starting and charging? | -- | Go to Step 2 | |
2 |
Important:: The green POWER lamp of the tester should remain illuminated while the tester is being used.
Does the green POWER lamp on the tester light? | -- | Go to Step 4 | Go to Step 3 |
3 | Measure the voltage from the output terminal of the generator to a good ground. Does the voltage measure greater than the specified value? | 12 V | Go to Step 11 | Go to Step 10 |
4 |
Caution: Make sure that the load is completely turned off before connecting or disconnecting a carbon pile load tester to the battery. Otherwise, sparking could ignite battery gasses which are extremely flammable and may explode violently.
Does the red DIAGNOSTIC lamp on the tester light? | -- | Go to Step 12 | Go to Step 5 |
5 | Increase the engine speed to 2500 RPM. Does the red DIAGNOSTIC lamp on the tester light? | -- | Go to Step 12 | Go to Step 6 |
6 |
Is the generator output greater than or equal to the load test value given in Generator Usage in this section? | -- | Go to Step 7 | Go to Step 12 |
7 | Maintain the engine speed at 2500 RPM and continue to operate the generator at the load test value. Does the red DIAGNOSTIC lamp on the tester light? | -- | Go to Step 12 | Go to Step 8 |
8 |
Does the voltage measure greater than the specified value? | 0.5 V | Go to Step 10 | Go to Step 9 |
9 |
Does the voltage measure greater than the specified value? | 0.5 V | Go to Step 11 | Go to Step 14 |
10 | Repair the output circuit of the generator for a high resistance or an open. Refer to Circuit Testing and Connector Repairs in wiring repairs. Did you complete the repair? | -- | Go to Step 14 | -- |
11 | Repair the ground circuit of the generator for a high resistance or an open. Refer to Circuit Testing and Connector Repairs in wiring repairs. Did you complete the repair? | -- | Go to Step 14 | -- |
12 | Inspect for poor connections at the harness connector of the generator. Did you find and correct the condition? | -- | Go to Step 14 | Go to Step 13 |
13 | Replace the generator. Refer to Generator Replacement . Is the repair complete? | -- | Go to Step 14 | -- |
14 | Operate the vehicle within the Conditions for Running the symptom as specified in the supporting text. Does the symptom reoccur? | -- | Go to Step 2 | System OK |