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ELECTRICAL
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5. PDC and RVC not working
6.Before checking rev lamp switch,
check if PDC and RVC is getting
enables or not, if PDC/RVC is
working is then problem is with
bulb, fuse wire or interconnection.
CONDITION
POSSIBLE CAUSE
CORRECTION/REFERENCE ITEM
4.FRONT PARKING LAMPS
Single front parking
lamp not working
1. Connector loose.
1. Fix the connector properly.
2. Bulb loose/fused.
2. Fix the bulb properly. Replace bulb
if blown.
3. Grounding point loose.
3. Tighten the grounding properly.
4. Parking lamp LH/RH fuse in cockpit fuse
and relay box loose/blown.
4. Fix the fuse properly in the base. If
blown, check for short in the circuit
and then replace the fuse.
5. Battery supply not reaching to parking
lamp LH/RH fuse input.
5. Check the continuity from battery to
the lamps through the master light
switch, main W/H and Floor W/H
connectors and rectify the
discontinuity in the circuit.
Both front parking
lamps not working
1. Master light switch connector loose.
1. Fix the connector properly.
2. Master light switch faulty.
2. Replace master light switch.
3. BCM output wire loose.
3. Repair the wiring harness.
4. Parking lamp relay faulty.
4. Replace relay.
5. Both Head Lamps connectors loose
5. Fix the connectors properly.
6. Check TBO and MO at Master light
switch and BCM pins
6. Refer ckt schematics
7. In case more than one function not
working even after checking ground,
harness interconnections and harness
pinching,
7. Check BCM Parameters and
update BCM parameters using
Diagnostics tool.
5.REAR PARKING LAMPS
(Part of Inboard and Outboard)
Single rear parking
lamp not working
1. Grounding point loose.
1. Tighten grounding properly
2. Connector from floor W/H to Rear
Cluster Lamp loose
2. Fix the connector properly
3. Bulb loose/fused.
3. Fix the bulb properly. Replace bulb
if blown.
4. Battery supply not reaching to parking
lamp LH/RH fuse input.
4. Check the continuity from battery
to the lamps through the master
light switch, main W/H and Floor
W/H connectors and rectify the
discontinuity in the circuit.
Both rear parking
lamps not working
1. Master light switch connector loose.
1. Fix the connector properly.
2. Master light switch faulty
2. Replace master light switch.
3. BCM o/p open or short circuit.
3. Repair wiring harness.
6.REAR TURN SIGNAL LAMPS
(Part of Outboard Tail Lamp)
Rear right/left turn
signal lamps not
working
1. Grounding point loose.
1. Tighten grounding properly.
2. Bulb loose/fused.
2. Fix the bulb properly. Replace bulb
if blown.