Honda ACCORD HYBRID 2005 Service Manual page 1601

DTC B1206: Climate Control Unit Lost
Communication w i t h Gauge Control Module
(ECT messages)
NOTE: If y o u are troubleshooting multiple DTCs, be
sure to f o l l o w the instructions in B-CAN system
diagnosis test m o d e A (see page 22-84).
1. Clear the DTC by turning the ignition switch OFF,
and then ON (II).
2. Operate the climate control system in several
modes.
3. Check for DTCs using the HDS.
Is DTC B1206 indicated?
YES—The audio-HVAC display panel is faulty,
replace the audio-HVAC display p a n e l . •
NO—Intermittent failure, check for loose wires or
poor connections on the gauge control m o d u l e
c i r c u i t . !
DTC B1207: Climate Control Unit Lost
Communication w i t h Gauge Control Module
(ILLUMI messages)
NOTE: If y o u are troubleshooting multiple DTCs, be
sure to f o l l o w the instructions in B-CAN system
diagnosis test mode A (see page 22-84).
1. Clear the DTC by t u r n i n g the ignition switch OFF,
and then ON (II).
2. Operate the climate control system in several
modes.
3. Check for DTCs using the HDS.
Is DTC B1207 indicated?
Y E S — G o t o step 4.
NO—Intermittent failure, check for loose wires or
poor connections on the gauge control m o d u l e
circuit. •
4. Check for DTCs using the HDS.
Is DTC B2157 indicated?
YES—Go to the gauge control m o d u l e input test
(see page 22-119). •
NO—The audio-HVAC display panel is faulty,
replace the audio-HVAC display panel. •
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