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:
How to Troubleshoot the Heating and A/C Systems (KA/KC)
Button/Switch/Indicator
How to Use the Self-Diagnostic Function
The HVAC control unit has a self-diagnostic function. To run the
self-diagnostic function, do the following:
1. Turn the vehicle to the OFF (LOCK) mode.
2. Press and hold the RECIRCULATION button and REAR WINDOW DEFOGGER button, then
Keyless Access System Symptom Troubleshooting - Keyless Access
Indicator Does Not Go OFF Or Does Not Come ON
1. Keyless access system check.
Turn the vehicle to the OFF (LOCK) mode.
Turn the vehicle to the ON mode.
Check the keyless access indicator.
Does the keyless access indicator come on for 2 seconds?
YES
Go to step 2.
NO
Do the gauge control module self-diagnostic function. If the indicator doe
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