Honda HR-V Owners & Service Manuals

Honda HR-V: Symptom Troubleshooting

Honda HR-V (2015-2021) Service Manual / Accessories & Equipment / Network Communication - Testing & Troubleshooting / Symptom Troubleshooting

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 Body Electrical Troubleshooting - B-CAN System Diagnosis Test Mode 1 And Test Mode 2 (Without The HDS)

Shift to Test Mode 1 Check the PCM for DTCs and troubleshoot PCM or F-CAN loss of communication errors first, then do this diagnosis if the HDS is not available. 1. Check the No. B21 (10 A) fuse in t

 Body Electrical Troubleshooting - B-CAN System Diagnosis Test Mode A - Initial Communication And DTC Checks

Check the PCM for DTCs and troubleshoot PCM or F-CAN loss of communication errors first, then do this diagnosis if the symptom is related to the B-CAN system. 1. Compare the symptom with this list of

 Body Electrical Troubleshooting - B-CAN System Diagnosis Test Mode C - NO DTCS And Output Won't Shut OFF

Do this diagnosis if a component that is controlled by the B-CAN system does not stop or turn off. NOTE : If the component does not turn on, go to B-CAN System Diagnosis Test Mode D - Refer to: B

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 EGR Function Testing

TEST 1 1980-87 (PORTED EGR VALVE) Check vacuum hoses for correct routing. Disconnect vacuum hose from EGR valve. Run engine to operating temperature. Apply 6 in. Hg to EGR valve. Ensure engine runs roughly or dies. Reconnect vacuum hose. VACUUM CONTROL EGR valve is controlled by a combination of e

 VTEC System Description (KA/KC)

Overview This system improves fuel efficiency and reduces exhaust emissions at all levels of engine speed, vehicle speed, and engine load. The VTEC mechanism changes the valve lift and timing by using more than one cam profile. The VTEC system changes the cam profile (angle) at cruising speeds. (

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