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. With the vehicle on level ground, inspect the
differential fluid with the ignition switch turned to
LOCK (0).
2. Use solvent and a brush to wash off any oil and dirt
from the differential fluid inspection oil filler plug.
3. Remove the oil filler plug (A) and the sealing
washer (B), then check
DTC indicator 1: An Open in the Air Mix
Control Motor Circuit
1. Start the engine.
2. Turn on the A/C, then set the temperature control
dial to Max Hot.
3. Turn the ignition switch OFF and then ON (II).
4. Do the self-diagnostic with the HVAC control unit.
5. Check for DTCs.
Is DTC 1 indicated?
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