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.
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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.
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*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.
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Gauge Control Module
6. Turn the vehicle to the OFF (LOCK) mode.
7. Disconnect the gauge control module 32P connector.
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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.
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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.
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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:
Special Tools Required
SRS Inflator Simulator 07SAZ-TB4011A
SRS Simulator Lead J 070AZ-SNAA100
SRS Short Canceller 070AZ-SAA0100
NOTE:
Before doing this troubleshooting procedure, find out if the vehicle was
in a collision. If so, verify
that all the required components were replaced with
Removal and Installation
SRS components are located in this area. Review the SRS component locations -
Refer to: SRS Component
Location Index (KA/KC), or SRS Component Location Index (KA/KC) and the
precautions and
procedures before doing repairs or service.
NOTE:
If replacing the side curtain a