TM 5-3805-298-23-1
0067
Table 1. 2246 Glow Plug Start Aid Relay Diagnostic Codes - Continued.
067
CID FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 4. Test Engine Wiring
2246-5 Glow Plug Start Aid
Harness and Glow Plug Relay for
Relay Current Below Normal
High Resistance or Open.
- Continued
1. Disconnect jumper wire between
terminal 10 and 17 of connector
C-C18 (WP 0012, Figure 13).
2. Remove right engine access panel
(WP 0348).
3. Disconnect connector EN-C1
(WP 0012, Figure 11) from engine
ECM J1.
4. Connect jumper wire between
terminal 10 of connector EN-C2
(WP 0012, Figure 12) and ground.
5. Using digital multimeter
Resistance 50 to 54 Ohms - Replace
(WP 0174), measure resistance
engine ECM (WP 0265).
between connector EN-C1
Install kickout fuse (TM 5-3805-298-
(WP 0012, Figure 11) terminal 57
10).
and ground.
Proceed to Test Step 9.
Resistance Greater Than 54 Ohms -
Proceed to Test Step 5.
Test Step 5. Test Engine Wiring
Harness for High Resistance or
Open.
1. Disconnect connector EN-C3
(WP 0012, Figure 38) from glow
plug relay.
2. Connect jumper wire between
terminal 1 and 2 of connector EN-
C3 (WP 0012, Figure 38).
3. Using digital multimeter
Resistance 5.0 Ohms or Less -
(WP 0174), measure resistance
Replace glow plug relay (WP 0261).
between connector EN-C1
Replace kickout fuse (TM 5-3805-298-
(WP 0012, Figure 11) terminal 57
10).
and ground.
Proceed to Test Step 9.
Resistance Greater Than 5.0 Ohms -
Replace engine wiring harness
(WP 0299).
Replace kickout fuse (TM 5-3805-298-
10).
Proceed to Test Step 9.
0067-7
