Hyundai HL955 Manual page 651

4. TRANSMISSION IS NOT RETURNED TO NEUTRAL WHEN PARKING BRAKE IS APPLIED 4. TRANSMISSION IS NOT RETURNED TO NEUTRAL WHEN PARKING BRAKE IS APPLIED
·Before carrying out below procedure, check all the related connectors are properly inserted and the
fuse No.15 (transmission control unit) and No.41 are not blown out.
·After checking, connect the disconnected connectors again immediately unless otherwise
specified.
YES
Check voltage
between CN-157
(21) and chassis
Check voltage
Starting switch : ON
Parking switch : ON between CS-17
Voltage : 20~30V NO
(1) and chassis
Voltage : 20~30V
Parking switch : ON
PARKING SWITCH
CS-17
Check resistance
YES
NO
YES
Check voltage
between CS-17
NO
(2) and chassis
Voltage : 20~30V
5
2
1
MAX 1Ω
MIN 1MΩ
YES
NO
7-100
Cause Remedy
Defective T/M Replace
control unit
Disconnection in Repair or replace
wiring harness or (after clean)
poor contact
between CN-157
(21) and CS-17(1)
Defective switch Replace
Disconnection in Repair or replace
wiring harness or (after clean)
poor contact
between CS-17 (2)
and fuse No.41
FUSE [CN-39]
No.41
T/M CONTROL UNIT
21
CN-157
760F7EL40