Range Rover P38
LAND ROVER V8
37
DESCRIPTION AND OPERATION
ECM pin details for Connector C0636 continued:
Pin No.
Description
Input/Output
Voltage
49
Knock sensor LH bank
Input signal
Analogue 0V
50
Not used
-
-
51
Not used
-
-
52
Not used
-
-
Connector 4 (C0637):
This connector contains 40 pins and facilitates the use of Testbook via the Diagnostic connector. Also contained in
this connector is the Malfunction Indicator Lamp (MIL), this instrument panel lamp informs the driver of concerns
within the engine management system.
ECM pin details for Connector C0637:
Pin No.
Description
Input/Output
Voltage
1
Not used
-
-
2
Not used
-
-
3
Not used
-
-
4
Not used
-
-
5
Not used
-
-
6
Not used
-
-
7
Not used
-
-
8
Low fuel level
Input signal
Active high
9
Fuel tank pressure sensor (NAS
vehicles with Advanced EVAPs only)
Output reference
5V
10
ECM E-box cooling fan
Output drive
Switch to
ground
11
Not used
-
-
12
BeCM Low fuel level signal
Ground
12V - 0V (when
fuel level low)
13
Not used
-
-
14
Fuel tank pressure sensor (NAS
vehicles with Advanced EVAPs only)
Input signal
Analogue 0 -
5V
15
Not used
-
-
16
Air conditioning compressor
Input signal
Active low
17
Engine speed output
Output signal
PWM 0 - 5V
18
Not used
-
-