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:
Circuit Diagram
EXTERIOR LIGHTS CIRCUIT DIAGRAM
Headlights/Parking Lights/Side Marker Lights/Taillights/License Plate
Lights
Back-Up Lights
Brake Lights
Fog Lights
TURN SIGNAL/HAZARD WARNING LIGHTS CIRCUIT DIAGRAM
LIGHTING CONTROL SENSOR
AUTOMATIC LIGHTING CONTROL UNIT-SENSOR CONNECTOR FOR INPUTS AND OUTPU
DTC 1304 Gyro Error 1
NOTE:
Check the vehicle 12 volt battery condition first.
This navigation DTC sets when there is an internal gyro problem.
Before you troubleshoot, make sure to follow the General Troubleshooting
Information.
Check any official Honda service website for more service information
about the nav
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