Honda CR-V: Fan Controls
Component Location Index
- RADIATOR FAN RELAY
- A/C CONDENSER FAN RELAY
- FAN CONTROL RELAY

-
A/C CONDENSER FAN ASSEMBLY
-
RADIATOR FAN ASSEMBLY
-
ENGINE COOLANT TEMPERATURE
(ECT) SENSOR 1
-
ENGINE COOLANT TEMPERATURE
(ECT) SENSOR 2
Symptom Troubleshooting Index

Circuit Diagram

Radiator Fan High Speed Circuit Troubleshooting
1. Remove the fan control relay from the under-hood
fuse/relay box, and test it.
Is the relay OK?
YES-Go to step 2.
NO-Replace the fan control relay.
2. Measure the voltage between the fan control relay
5P socket terminal No. 5 and body ground.

Is there battery voltage?
YES-Go to step 3.
NO-Replace the under-hood fuse/relay box.
3. Check for continuity between the fan control relay
5P socket terminal No.2 and body ground.

Is there continuity? YES-Replace the under-hood fuse/relay box.
NO-Repair open in the wire between the fan
control relay 5P socket terminal No.2 and body
ground. If the wire is OK, check for poor ground at
G301.
READ NEXT:
Special Tools
Fuel Sender Wrench
Fuel Pressure Gauge Attachment Set
Vacuum/Pressure Gauge, 0-4 in.Hg
Pressure Gauge Adapter
Oil Pressure Hose
A/T Pressure Hose
A/T Low Pressure
Intermittent Failures
The term "intermittent failure" means a system may
have had a failure, but it checks OK now. If the
malfunction indicator lamp (MIL) on the dash does not
come on, check for poor
SEE MORE:
DTC P2270: Secondary HO2S (Sensor 2)
Circuit Signal Stuck Lean
DTC P2271: Secondary HO2S (Sensor 2)
Circuit Signal Stuck Rich
NOTE: Before you troubleshoot, record all freeze data and any on-board
snapshot, and review the general troubleshooting information.
1. Turn the ignition switch ON (II).
2
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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