Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la
If it fails: lemon-manuals.org.ua

Or, hide this message: temporarily or permanently

Differential Lock






Component specification

Electric feed pump

General





Type
The electrical feed pump consists of a PWM controlled electrical motor and a gear pump.

characteristic
The resistance between terminal #1 and #2 should be approximately 3 - 5 ohms at +20 °C.

Other information
None.

Terminal










Check

Check 1
Measure the resistance between feed pump's terminal pin #1 and #2. The value should be approximately 3 - 5 ohms at +20 °C.

Check 2
Measure the resistance between the feed pump casing and terminal pin #1. The value should be much greater or infinite.

Check 3
Measure the resistance between the feed pump casing and terminal pin #2. The value should be much greater or infinite.