Honda HR-V: Reminder Systems (MICU And Gauge Control Module) Input Test
NOTE:
- If you are troubleshooting multiple DTCs, be sure to follow the
instructions in B-CAN System Diagnosis
Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN System
Diagnosis Test Mode A -
Initial Communication and DTC Checks,.
- Before testing, do the gauge control module self-diagnostic function to
make sure the beeper and the
indicators in the gauge control module work properly and the F-CAN line are
OK.
- Before testing, make sure the No. B21 (10 A) fuse in the under-hood
fuse/relay box are OK.
- Before testing, make sure the No. C34 (7.5 A) fuse in the under-dash
fuse/relay box is OK.
MICU
1. Turn the vehicle to the OFF (LOCK) mode
2. Disconnect under-dash fuse/relay box connectors B, D, H, N, and Q.
NOTE: All connector views are shown
from the wire side of the female terminals.
3. Inspect the connectors and socket terminals to be sure they are all making
good contact:
- If the terminals are bent, loose, or corroded, repair them as necessary,
and recheck the system.
- If the terminals are OK, go to step 4.
4. With the connectors still disconnected, do the following input tests:
- If any test indicates a problem, find and correct the cause, then
recheck the system.
- If all the input tests prove OK, go to step 5.
*1: Without keyless access system
*2: With keyless access system
5. Reconnect the connectors to the under-dash fuse/relay box, and do the
following input tests:
- If any test indicates a problem, find and correct the cause, then
recheck the system.
- If all the input tests prove OK, go to step 6.
Gauge Control Module
6. Turn the vehicle to the OFF (LOCK) mode.
7. Disconnect the gauge control module 32P connector.
8. Inspect the connector and socket terminals to be sure they are all making
good contact:
- If the terminals are bent, loose, or corroded, repair them as necessary,
and recheck the system.
- If the terminals are OK, go to step 9.
9. With the connectors still disconnected, do the following input tests:
- If any test indicates a problem, find and correct the cause, then
recheck the system.
- If all the input tests prove OK, go to step 10.
10.Reconnect the connector, and do the following input tests:
- If any test indicates a problem, find and correct the cause, then
recheck the system.
- If all the input tests prove OK, go to step 11.
11.If multiple failures are found on more than one control unit, replace the
under-dash fuse/relay box
(includes the MICU). If input failures are related to a particular control unit,
replace the gauge control module.
READ NEXT:
Procedure
NOTE:
Obtain a new gauge control module before starting the rewriting process.
Only new gauges can be
rewritten.
Do not operate anything electrical (headlights, audio system, A/C, powe
NOTE:
If you are troubleshooting multiple DTCs, be sure to follow the
instructions in B-CAN System Diagnosis
Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN System
Diagnosis Tes
SEE MORE:
Removal & Installation
NOTE: SRS components are located in this area. Review the SRS component
locations - Refer to: SRS
Component Location Index (KA/KC) and the precautions and procedures before doing
repairs or service.
1. 12 Volt Battery Terminal - Disconnect
NOTE: Wait at least 3 minutes b
These screens allow you to diagnose the audio-navigation unit and related
units. Some of the tests and screens that are displayed under the Unit Check are
same as the checks listed
under the Detail Information & Setting.
To start the test, select the item you want to check.
NOTE: These items