Operation CHARM: Car repair manuals for everyone.

Solenoid Pre-Diagnosis




Pinpoint Tests - OSC Equipped Vehicle





Any time an electrical connector or solenoid body is disconnected, inspect the connector for terminal condition, corrosion and contamination. Also inspect the connector seal for damage. Clean, repair or install a new connector as required.


Solenoid Pre-Diagnosis

Use the following charts when carrying out the Pinpoint Tests.

Gasoline Engine Clutch, Solenoid Application Chart (A):





(a) PCM Calibration Controlled

(b) Cold Strategy

HP = High Pressure

LP = Low Pressure

HA = High Current

LA = Low Current

A = Applied

(I) = Inversely Proportional

Diesel Engine Clutch, Solenoid Application Chart (A):





(a) PCM Calibration Controlled

(b) Cold Strategy

HP = High Pressure

LP = Low Pressure

HA = High Current

LA = Low Current

A = Applied

(I) = Inversely Proportional

Gasoline Engine Clutch, Solenoid Application Chart (B):





(a) Cold Strategy

HP = High Pressure

LP = Low Pressure

HA = High Current

LA = Low Current

A = Applied

(D) = Directly Proportional

Diesel Engine Clutch, Solenoid Application Chart (B):





(a) Cold Strategy

HP = High Pressure

LP = Low Pressure

HA = High Current

LA = Low Current

A = Applied

(D) = Directly Proportional

Gasoline Engine Clutch, Solenoid Application Chart (C):





(a) PCM Calibration Controlled

(b) Cold Strategy

(c) 207 kPa (30 psi) Until mph Reaches 5 km/h (3 mph)

(d) Clutch Applied Through Manual Valve Position

HP = High Pressure

LP = Low Pressure

HA = High Current

LA = Low Current

A = Applied

(D) = Directly Proportional

(I) = Inversely Proportional

Diesel Engine Clutch, Solenoid Application Chart (C):





(a) PCM Calibration Controlled

(b) Cold Strategy

(c) 207 kPa (30 psi) Until mph Reaches 5 km/h (3 mph)

(d) Clutch Applied Through Manual Valve Position

HP = High Pressure

LP = Low Pressure

HA = High Current

LA = Low Current

A = Applied

(D) = Directly Proportional

(I) = Inversely Proportional

Gasoline Engine Clutch, Solenoid Application Chart (D):





(a) PCM Calibration Controlled

(b) Cold Strategy

O/R = Overrunning

LP = Low Pressure

LA = Low Current

X = Holding

(D) = Directly Proportional

Diesel Engine Clutch, Solenoid Application Chart (D):





(a) PCM Calibration Controlled

(b) Cold Strategy

O/R = Overrunning

LP = Low Pressure

LA = Low Current

X = Holding

(D) = Directly Proportional

Gasoline Engine Clutch, Solenoid Application Chart (E):





(a) PCM Calibration Controlled

(b) Cold Strategy

HP = High Pressure

LP = Low Pressure

HA = High Current

LA = Low Current

A = Applied

(I) = Inversely Proportional

Diesel Engine Clutch, Solenoid Application Chart (E):





(a) PCM Calibration Controlled

(b) Cold Strategy

HP = High Pressure

LP = Low Pressure

HA = High Current

LA = Low Current

A = Applied

(I) = Inversely Proportional

Gasoline Engine Clutch, Solenoid Application Chart (F):





(a) Cold Strategy

HP = High Pressure

LP = Low Pressure

HA = High Current

LA = Low Current

A = Applied

(D) = Directly Proportional

Diesel Engine Clutch, Solenoid Application Chart (F):





(a) Cold Strategy

HP = High Pressure

LP = Low Pressure

HA = High Current

LA = Low Current

A = Applied

(D) = Directly Proportional

Gasoline Engine Clutch, Solenoid Application Chart (G):





(a) PCM Calibration Controlled

(b) Cold Strategy

(c) 207 kPa (30 psi) Until mph Reaches 5 km/h (3 mph)

(d) Clutch Applied Through Manual Valve Position

HP = High Pressure

LP = Low Pressure

HA = High Current

LA = Low Current

A = Applied

(D) = Directly Proportional

(I) = Inversely Proportional

Diesel Engine Clutch, Solenoid Application Chart (G):





(a) PCM Calibration Controlled

(b) Cold Strategy

(c) 207 kPa (30 psi) Until mph Reaches 5 km/h (3 mph)

(d) Clutch Applied Through Manual Valve Position

HP = High Pressure

LP = Low Pressure

HA = High Current

LA = Low Current

A = Applied

(D) = Directly Proportional

(I) = Inversely Proportional

Gasoline Engine Clutch, Solenoid Application Chart (H):





(a) PCM Calibration Controlled

(b) Cold Strategy

O/R = Overrunning

LP = Low Pressure

LA = Low Current

X = Holding

(D) = Directly Proportional

Diesel Engine Clutch, Solenoid Application Chart (H):





(a) PCM Calibration Controlled

(b) Cold Strategy

O/R = Overrunning

LP = Low Pressure

LA = Low Current

X = Holding

(D) = Directly Proportional

Gasoline Engine Clutch, Solenoid Application Chart (I):





(a) PCM Calibration Controlled

(b) Cold Strategy

HP = High Pressure

LA = Low Current

LP = Low Pressure

HA= High Current

A = Applied

(I) = Inversely Proportional

Diesel Engine Clutch, Solenoid Application Chart (I):





(a) PCM Calibration Controlled

HP = High Pressure

LA = Low Current

LP = Low Pressure

HA= High Current

A = Applied

(I) = Inversely Proportional

Gasoline Engine Clutch, Solenoid Application Chart (J):





(a) PCM Calibration Controlled

HP = High Pressure

LP = Low Pressure

HA = High Current

LA = Low Current

A = Applied

(I) = Inversely Proportional

Diesel Engine Clutch, Solenoid Application Chart (J):





(a) PCM Calibration Controlled

HP = High Pressure

LP = Low Pressure

HA = High Current

LA = Low Current

A = Applied

(D) = Directly Proportional

Gasoline Engine Clutch, Solenoid Application Chart (K):





HP = High Pressure

LP = Low Pressure

HA = High Current

LA = Low Current

A = Applied

(D) = Directly Proportional

(I) = Inversely Proportional

Diesel Engine Clutch, Solenoid Application Chart (K):





HP = High Pressure

LP = Low Pressure

HA = High Current

LA = Low Current

A = Applied

(D) = Directly Proportional

(I) = Inversely Proportional

Gasoline Engine Clutch, Solenoid Application Chart (L):





(a) PCM Calibration Controlled

O/R = Overrunning

X = Holding

(D) = Directly Proportional

Diesel Engine Clutch, Solenoid Application Chart (L):





(a) PCM Calibration Controlled

O/R = Overrunning

X = Holding

(D) = Directly Proportional