DTC Troubleshooting: P0562 (34)

DTC P0562:

Charging System Low Voltage

• Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information.
• If any high current load accessories are installed, this DTC can be set.
• If DTC P16BB and/or P16BC is stored at the same time as DTC P0562, troubleshoot DTC P16BB and/or P16BC first, then recheck for DTC P0562.

1.	Turn the ignition switch ON (II).

2.	Clear the DTC with the HDS.

3.	Start the engine.

4.	Check under these conditions: A/C on Temperature control at maximum cool Blower fan at maximum speed Rear window defogger on Headlights on high beam

5.	Hold the engine speed at 2,000 rpm (min-1) (in Park or neutral) for 1 minute.

6.

Check for Temporary DTCs or DTCs with the HDS. Is DTC P0562 indicated? YES - Replace the alternator, then go to 7. NO - Intermittent failure, system is OK at this time. Check for poor connections or loose terminals at the alternator and the under-hood fuse/relay box, and check the battery performance.n

7.	Turn the ignition switch ON (II).

8.	Reset the ECM/PCM with the HDS.

9.	Do the ECM/PCM idle learn procedure.

10.	Start the engine.

11.	Check under these coditions: A/C on Temperature control at maximum cool Blower fan at maximum speed Rear window defogger on Headlights on high beam

12.	Hold the engine speed at 2,000 rpm (min-1) (in Park or neutral) for 1 minute.

13.

Check for Temporary DTCs or DTCs with the HDS. Are any Temporary DTCs or DTCs indicated? YES - If DTC P0562 is indicated, check for poor connections or loose terminals at the alternator and the under-hood fuse/relay box, then go to 1. If any other Temporary DTCs or DTCs are indicated, go to the indicated DTC's troubleshooting. NO - Troubleshooting is complete.n