Vauxhall Workshop Service and Repair Manuals

No.

TECH 1 Display

Conditions for Checking

Nominal Value

Trouble Codes

Terminal

18

TPS LOAD SIGNAL

Engine running at idle speed, operating temperature

-

54, 19

Engine throttle valve CLOSED (accelerator pedal in idle position)

9 to 16 %

Engine throttle valve OPEN (accelerator pedal fully depressed)

80 to 105 %

Note:

The ENGINE LOAD SIG and the TPS LOAD SIGNAL are prepared throttle valve potentiometer signals.

The only influencing variable for these signals is the throttle valve signal.

·   Air leak in intake system

·   Mass air flow meter P 44 defective; trouble codes 73, 74

·   Engine speed sensor signal faulty; trouble codes 19, 31

·   Lead connection from throttle valve potentiometer P 34 / Ter. 3 to control unit K 61 / Ter. 53 interrupted.

·   Control unit K 61 defective