Honda HR-V: Interpreting Injector Waveforms
Honda HR-V (2015-2021) Service Manual / General Information / Waveforms - Injector Pattern Tutorial / Interpreting Injector Waveforms
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Interpreting A Voltage Controlled Pattern
NOTE: Voltage controlled drivers are also known as "Saturated Switch"
drivers. They
typically require injector circuits with a total leg resistance of 12 ohms or
more.
NOTE: This example is based on
Interpreting A Current Controlled Pattern
NOTE: Current controlled drivers are also known as "Peak and Hold"
drivers. They
typically require injector circuits with a total leg resistance with less than
12
ohm.
NOTE: This example is based on
Current Waveform Samples
NOTE: This is GENERAL information. This article is not intended to be
specific to any
unique situation or individual vehicle configuration. For model-specific
information see appropriate articles whe
SEE MORE:
Water Outlet Removal and Installation
Removal
1. Engine Coolant - Drain
2. Connector (CMP Sensor) - Disconnect
3. Connector (ECT Sensor 1) - Disconnect - Refer to: ECT Sensor 1 Removal and
Installation, or ECT
Sensor 2 Removal and Installation
4. Connector (EGR Valve) - Disconnect
5. Positive Cable and Connector (Alternator) - Disconne
Evaporator Core Removal and Installation
Removal & Installation
NOTE: Be careful not to damage the evaporator core.
1. HVAC Unit - Remove
2. Heater Unit - Remove
3. Air Mix Control Motor - Remove (With Climate Control)
4. Mode Control Motor - Remove (With Climate Control)
5. Evaporator Core - Remove
Remove the heater unit case (A)
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