Honda CR-V: Charging System
Component Location Index

Symptom Troubleshooting
Index
Charging system indicator does not come on with the ignition
switch ON (II)
- Troubleshoot the charging system indicator circuit.
Charging system indicator stays on
- Check for PGM-FI DTCs
- Troubleshoot the charging system indicator circuit
- Check for a broken drive belt
- Check the drive belt auto-tensioner
Battery discharged
- Check for excessive parasitic electrical current draw
- Check for a broken drive belt
- Check the drive belt auto-tensioner
- Troubleshoot the alternator and regulator circuit
- Check for a poor connection at the battery terminal
- Test the battery
Battery overcharged
- Troubleshoot the alternator and regulator circuit
- Test the battery
Circuit Diagram

READ NEXT:
1. Turn the ignition switch ON (II).
Does the charging system indicator come on?
YES-Go to step 2.
NO-Go to step 14.
2. Start the engine. Hold the engine speed at
2,000 rpm for 1 minute.
Does the c
1. Make sure the battery connections are good and
the battery is sufficiently charged.
2. Connect a VAT-40 (or equivalent tester), and turn
the selector switch to position 1 (starting).
3. Start the
1. Inspect the belt for cracks and damage. If the belt is
cracked or damaged, replace it.
2. Check that the auto-tensioner indicator (A) is within
the standard range (B) as shown. If it is out of the
SEE MORE:
1. Check the No. 36 (10 A) fuse in the under-dash fuse/
relay box.
Is the fuse OK?
YES-Go to step 2.
NO-Replace the fuse, and recheck. If the fuse blows again, check for a short in
the No. 36 (10 A) fuse circuit.
2. Disconnect the recirculation control motor 7P
connector.
3. Turn the ignition s
DTC B1000: Communication Bus Line Error
(Bus-off)
1. Clear the DTCs with the HDS.
2. Turn the ignition switch OFF, and then back ON (II).
3. Wait for 6 seconds or more.
4. Check for DTCs with the HDS.
Is DTCs B1000 and/or B1008 and B1011
indicated?
YES-Go to step 5.
NO-Intermittent failure, the
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