CAT 3406E (Prefix 1MM or 2WS) Fault Code: 21 PID: SPN: 41 FMI: 4 8 Volt Supply voltage low
The Engine Control Module (ECM) detects the following conditions:
•The 8 volt supply is less than 7.5 VDC for more than one second.
•The ECM has been powered for more than three seconds.
Probable Causes:
1) ECM Connection/Harness
2) Accelerator Position Sensor
3) Accelerator Position Sensor Harness
4) ECM Failure
Related products
-
CAT ET 2021A (Caterpillar Electronic Technician) + Factory Password (1 PC )
CAT $65.00Rated 0 out of 5 -
10 IN 1 FOR CAT SIS Caterpillar 2021 Full Service Dealer INCLUDING CAT 2019 C
CAT $110.00Rated 0 out of 5 -
CAT 3126B Fault Code: 231-11 PID: Flash Code 58 SPN: 639 FMI: 12 J1939 Data Link Fault
3126BRated 0 out of 5 -
CAT 3126B Fault Code: 111-11 PID: Flash Code 62 SPN: 111 FMI: 18 Low Coolant Level Warning
3126BRated 0 out of 5
-
SERVICE MANUAL International Engines DT466 & DT530 (2001-2003) C
INTERNATIONAL ENGINES $31.00Rated 0 out of 5 -
SERVICE MANUAL DETROIT DIESE LDDEC VI – CPC Vehicle Interface Harness Schematic
DETROIT $15.00Rated 0 out of 5 -
SERVICE MANUAL DETROIT DIESEL EPA 07, EPA 10, GHG 14 TROUBLESHOOTING
DETROIT $38.00Rated 0 out of 5 -
SERVICE MANUAL 3000 AND 4000 SERIES GEN 4 GENERATION – ALLISON
Allison$19.00Original price was: $19.00.$17.00Current price is: $17.00.Rated 0 out of 5