404 Engine Temp Gauge Conversion Kit
- 12-24V - VDO Temp Gauge
with Centering Ring and Hardware
- Bulb and Holder - Included
- VDO Sending Unit
- 5 x Ring Terminals, 3 x
Spade Terminals, Instructions
Items you will Need
- Wire Cutter and Crimper
- Assorted Hand Tools
- Heat Gun (for shrink
- 16 Gauge Wire – Color of
your choice – 60”
Remove old sender
Install new sender
in engine block. Be sure new sender has
a copper crush washer. Do not
overtighten, just “snug.” If done
quickly this can be done with minimal loss of coolant.
into dash using Reducer Ring. (Do not
secure until wiring connections have been made.)
Run 16 Gauge wire
from sender to (S) on back of Gauge with supplied ring terminals.
terminal to input power from previous gauge onto (+) on back of new gauge.
supplied terminals run a ground wire (Brown) from the Center (-) terminal on
the gauge to a solid ground under the dash.
Make sure you have a strong ground.
Terminal to Light Bulb wire from old gauge, slide onto either side of new bulb
Run a ground wire
using supplied terminals from 1 side of bulb holder to ground. 9.
Top up coolant
and check for leaks. Bring truck up to
operating temperature to validate gauge.