Honda HR-V: Engine Cooling System - Testing & Troubleshooting
Honda HR-V (2015-2021) Service Manual / Engine / Engine Cooling System - Testing & Troubleshooting
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Inspection/Adjustment
WATER PUMP INSPECTION
Inspection
1. Water Pump Pulley Mounting Bolt - Loosen
Loosen the bolts (A).
2. Drive Belt - Remove
3. Water Pump Pulley - Remove
4. Water Pump - Inspect
Turn the water p
Description
COOLING FAN CONTROL SYSTEM DESCRIPTION - OVERVIEW
Overview
Receiving various signals, such as coolant temperature signals and
refrigerant compression signals, from
sensors, the PCM performs the fan c
Testing
POWER RELAY TEST
Special Tools Required
Relay Puller
07AAC-
000A2A1 or
07AAC-
000A1A0
Relay Socket
Extension (5 Pin)
07AGK-
000A2A0
Relay Socket
Extension (4 Pin)
07AGK-
000A1A0
Test
1. Power Relay
SEE MORE:
Handsfreelink System Symptom Troubleshooting - HFL Does Not Respond (Without
Navigation, Color Audio Type (5-inch Screen) )
NOTE:
Check the vehicle 12 volt battery condition first.
You must be able to duplicate the customer's concern to successfully
diagnose the problem. If you cannot duplicate the issue, have the customer
demonstrate it.
Check the connectors for poor connections or loose terminals.
1. HFL switc
Description
COOLING FAN CONTROL SYSTEM DESCRIPTION - OVERVIEW
Overview
Receiving various signals, such as coolant temperature signals and
refrigerant compression signals, from
sensors, the PCM performs the fan control switching the fan speed (HI/LO) as
needed. This control efficiently
operates the radiator fa
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